Home / 31,726.80-47,586.07-15,097.41

Finding the Fourth Proportional to 31,726.80, 47,586.07 and 15,097.41

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Solution

The fourth proportional to 31,726.80, 47,586.07 and 15,097.41 is: 22,644.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,726.80 : 47,586.07 = 15,097.41 : x
  2. Step 2: Convert to fraction form
    31,726.80/47,586.07 = 15,097.41/x
  3. Step 3: Cross multiply
    31,726.80x = 47,586.07 × 15,097.41
  4. Step 4: Simplify right side
    31,726.80x = 718,426,371.34
  5. Step 5: Solve for x
    x = 718,426,371.34/31,726.80
  6. Step 6: Final answer
    x = 22,644.15

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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.