Home / 22,635.71-31,237.03-12,564.24

Finding the Fourth Proportional to 22,635.71, 31,237.03 and 12,564.24

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Solution

The fourth proportional to 22,635.71, 31,237.03 and 12,564.24 is: 17,338.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,635.71 : 31,237.03 = 12,564.24 : x
  2. Step 2: Convert to fraction form
    22,635.71/31,237.03 = 12,564.24/x
  3. Step 3: Cross multiply
    22,635.71x = 31,237.03 × 12,564.24
  4. Step 4: Simplify right side
    22,635.71x = 392,469,510.40
  5. Step 5: Solve for x
    x = 392,469,510.40/22,635.71
  6. Step 6: Final answer
    x = 17,338.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.