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Finding the Fourth Proportional to 29,439.37, 44,139.07 and 14,978.14

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Solution

The fourth proportional to 29,439.37, 44,139.07 and 14,978.14 is: 22,457.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,439.37 : 44,139.07 = 14,978.14 : x
  2. Step 2: Convert to fraction form
    29,439.37/44,139.07 = 14,978.14/x
  3. Step 3: Cross multiply
    29,439.37x = 44,139.07 × 14,978.14
  4. Step 4: Simplify right side
    29,439.37x = 661,121,120.83
  5. Step 5: Solve for x
    x = 661,121,120.83/29,439.37
  6. Step 6: Final answer
    x = 22,457.04

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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.