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Finding the Fourth Proportional to 29,785.52, 44,665.15 and 13,995.03

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Solution

The fourth proportional to 29,785.52, 44,665.15 and 13,995.03 is: 20,986.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,785.52 : 44,665.15 = 13,995.03 : x
  2. Step 2: Convert to fraction form
    29,785.52/44,665.15 = 13,995.03/x
  3. Step 3: Cross multiply
    29,785.52x = 44,665.15 × 13,995.03
  4. Step 4: Simplify right side
    29,785.52x = 625,090,114.20
  5. Step 5: Solve for x
    x = 625,090,114.20/29,785.52
  6. Step 6: Final answer
    x = 20,986.38

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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.