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Finding the Fourth Proportional to 23,666.16, 35,487.08 and 7,865.49

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Solution

The fourth proportional to 23,666.16, 35,487.08 and 7,865.49 is: 11,794.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,666.16 : 35,487.08 = 7,865.49 : x
  2. Step 2: Convert to fraction form
    23,666.16/35,487.08 = 7,865.49/x
  3. Step 3: Cross multiply
    23,666.16x = 35,487.08 × 7,865.49
  4. Step 4: Simplify right side
    23,666.16x = 279,123,115.10
  5. Step 5: Solve for x
    x = 279,123,115.10/23,666.16
  6. Step 6: Final answer
    x = 11,794.19

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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.