Home / 29,002.70-40,026.25-16,902.55

Finding the Fourth Proportional to 29,002.70, 40,026.25 and 16,902.55

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Solution

The fourth proportional to 29,002.70, 40,026.25 and 16,902.55 is: 23,326.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,002.70 : 40,026.25 = 16,902.55 : x
  2. Step 2: Convert to fraction form
    29,002.70/40,026.25 = 16,902.55/x
  3. Step 3: Cross multiply
    29,002.70x = 40,026.25 × 16,902.55
  4. Step 4: Simplify right side
    29,002.70x = 676,545,763.10
  5. Step 5: Solve for x
    x = 676,545,763.10/29,002.70
  6. Step 6: Final answer
    x = 23,326.99

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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.