Home / 15,665.41-23,499.19-6,305.50

Finding the Fourth Proportional to 15,665.41, 23,499.19 and 6,305.50

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Solution

The fourth proportional to 15,665.41, 23,499.19 and 6,305.50 is: 9,458.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,665.41 : 23,499.19 = 6,305.50 : x
  2. Step 2: Convert to fraction form
    15,665.41/23,499.19 = 6,305.50/x
  3. Step 3: Cross multiply
    15,665.41x = 23,499.19 × 6,305.50
  4. Step 4: Simplify right side
    15,665.41x = 148,174,142.55
  5. Step 5: Solve for x
    x = 148,174,142.55/15,665.41
  6. Step 6: Final answer
    x = 9,458.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.