Home / 22,829.12-31,445.60-16,102.93

Finding the Fourth Proportional to 22,829.12, 31,445.60 and 16,102.93

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Solution

The fourth proportional to 22,829.12, 31,445.60 and 16,102.93 is: 22,180.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,829.12 : 31,445.60 = 16,102.93 : x
  2. Step 2: Convert to fraction form
    22,829.12/31,445.60 = 16,102.93/x
  3. Step 3: Cross multiply
    22,829.12x = 31,445.60 × 16,102.93
  4. Step 4: Simplify right side
    22,829.12x = 506,366,057.87
  5. Step 5: Solve for x
    x = 506,366,057.87/22,829.12
  6. Step 6: Final answer
    x = 22,180.71

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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.