Home / 29,544.78-40,772.13-16,115.94

Finding the Fourth Proportional to 29,544.78, 40,772.13 and 16,115.94

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Solution

The fourth proportional to 29,544.78, 40,772.13 and 16,115.94 is: 22,240.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,544.78 : 40,772.13 = 16,115.94 : x
  2. Step 2: Convert to fraction form
    29,544.78/40,772.13 = 16,115.94/x
  3. Step 3: Cross multiply
    29,544.78x = 40,772.13 × 16,115.94
  4. Step 4: Simplify right side
    29,544.78x = 657,081,200.75
  5. Step 5: Solve for x
    x = 657,081,200.75/29,544.78
  6. Step 6: Final answer
    x = 22,240.18

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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.