Home / 22,524.89-31,084.33-13,572.77

Finding the Fourth Proportional to 22,524.89, 31,084.33 and 13,572.77

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Solution

The fourth proportional to 22,524.89, 31,084.33 and 13,572.77 is: 18,730.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,524.89 : 31,084.33 = 13,572.77 : x
  2. Step 2: Convert to fraction form
    22,524.89/31,084.33 = 13,572.77/x
  3. Step 3: Cross multiply
    22,524.89x = 31,084.33 × 13,572.77
  4. Step 4: Simplify right side
    22,524.89x = 421,900,461.69
  5. Step 5: Solve for x
    x = 421,900,461.69/22,524.89
  6. Step 6: Final answer
    x = 18,730.41

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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.