Home / 31,927.01-47,874.10-17,148.36

Finding the Fourth Proportional to 31,927.01, 47,874.10 and 17,148.36

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Solution

The fourth proportional to 31,927.01, 47,874.10 and 17,148.36 is: 25,713.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,927.01 : 47,874.10 = 17,148.36 : x
  2. Step 2: Convert to fraction form
    31,927.01/47,874.10 = 17,148.36/x
  3. Step 3: Cross multiply
    31,927.01x = 47,874.10 × 17,148.36
  4. Step 4: Simplify right side
    31,927.01x = 820,962,225.11
  5. Step 5: Solve for x
    x = 820,962,225.11/31,927.01
  6. Step 6: Final answer
    x = 25,713.72

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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.