Home / 14,745.14-20,348.19-8,030.75

Finding the Fourth Proportional to 14,745.14, 20,348.19 and 8,030.75

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Solution

The fourth proportional to 14,745.14, 20,348.19 and 8,030.75 is: 11,082.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,745.14 : 20,348.19 = 8,030.75 : x
  2. Step 2: Convert to fraction form
    14,745.14/20,348.19 = 8,030.75/x
  3. Step 3: Cross multiply
    14,745.14x = 20,348.19 × 8,030.75
  4. Step 4: Simplify right side
    14,745.14x = 163,411,102.52
  5. Step 5: Solve for x
    x = 163,411,102.52/14,745.14
  6. Step 6: Final answer
    x = 11,082.37

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Double scale
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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.