Home / 29,002.39-40,042.58-22,275.99

Finding the Fourth Proportional to 29,002.39, 40,042.58 and 22,275.99

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Solution

The fourth proportional to 29,002.39, 40,042.58 and 22,275.99 is: 30,755.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,002.39 : 40,042.58 = 22,275.99 : x
  2. Step 2: Convert to fraction form
    29,002.39/40,042.58 = 22,275.99/x
  3. Step 3: Cross multiply
    29,002.39x = 40,042.58 × 22,275.99
  4. Step 4: Simplify right side
    29,002.39x = 891,988,111.65
  5. Step 5: Solve for x
    x = 891,988,111.65/29,002.39
  6. Step 6: Final answer
    x = 30,755.68

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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.