Home / 40,592.38-56,018.12-22,688.55

Finding the Fourth Proportional to 40,592.38, 56,018.12 and 22,688.55

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Solution

The fourth proportional to 40,592.38, 56,018.12 and 22,688.55 is: 31,310.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,592.38 : 56,018.12 = 22,688.55 : x
  2. Step 2: Convert to fraction form
    40,592.38/56,018.12 = 22,688.55/x
  3. Step 3: Cross multiply
    40,592.38x = 56,018.12 × 22,688.55
  4. Step 4: Simplify right side
    40,592.38x = 1,270,969,916.53
  5. Step 5: Solve for x
    x = 1,270,969,916.53/40,592.38
  6. Step 6: Final answer
    x = 31,310.55

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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.