Home / 23,147.11-31,943.60-14,199.55

Finding the Fourth Proportional to 23,147.11, 31,943.60 and 14,199.55

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Solution

The fourth proportional to 23,147.11, 31,943.60 and 14,199.55 is: 19,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,147.11 : 31,943.60 = 14,199.55 : x
  2. Step 2: Convert to fraction form
    23,147.11/31,943.60 = 14,199.55/x
  3. Step 3: Cross multiply
    23,147.11x = 31,943.60 × 14,199.55
  4. Step 4: Simplify right side
    23,147.11x = 453,584,745.38
  5. Step 5: Solve for x
    x = 453,584,745.38/23,147.11
  6. Step 6: Final answer
    x = 19,595.74

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Half scale
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Double scale
Find fourth proportional to 23,148.11, 31,944.98 and 14,200.55
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.