Home / 40,283.49-60,426.76-15,318.89

Finding the Fourth Proportional to 40,283.49, 60,426.76 and 15,318.89

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Solution

The fourth proportional to 40,283.49, 60,426.76 and 15,318.89 is: 22,978.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,283.49 : 60,426.76 = 15,318.89 : x
  2. Step 2: Convert to fraction form
    40,283.49/60,426.76 = 15,318.89/x
  3. Step 3: Cross multiply
    40,283.49x = 60,426.76 × 15,318.89
  4. Step 4: Simplify right side
    40,283.49x = 925,670,700.13
  5. Step 5: Solve for x
    x = 925,670,700.13/40,283.49
  6. Step 6: Final answer
    x = 22,978.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.