Home / 26,711.18-39,892.51-22,719.90

Finding the Fourth Proportional to 26,711.18, 39,892.51 and 22,719.90

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Solution

The fourth proportional to 26,711.18, 39,892.51 and 22,719.90 is: 33,931.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,711.18 : 39,892.51 = 22,719.90 : x
  2. Step 2: Convert to fraction form
    26,711.18/39,892.51 = 22,719.90/x
  3. Step 3: Cross multiply
    26,711.18x = 39,892.51 × 22,719.90
  4. Step 4: Simplify right side
    26,711.18x = 906,353,724.35
  5. Step 5: Solve for x
    x = 906,353,724.35/26,711.18
  6. Step 6: Final answer
    x = 33,931.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.