Home / 31,369.28-47,012.38-23,010.15

Finding the Fourth Proportional to 31,369.28, 47,012.38 and 23,010.15

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Solution

The fourth proportional to 31,369.28, 47,012.38 and 23,010.15 is: 34,484.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,369.28 : 47,012.38 = 23,010.15 : x
  2. Step 2: Convert to fraction form
    31,369.28/47,012.38 = 23,010.15/x
  3. Step 3: Cross multiply
    31,369.28x = 47,012.38 × 23,010.15
  4. Step 4: Simplify right side
    31,369.28x = 1,081,762,034.43
  5. Step 5: Solve for x
    x = 1,081,762,034.43/31,369.28
  6. Step 6: Final answer
    x = 34,484.76

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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.