Home / 22,600.92-31,189.26-12,529.34

Finding the Fourth Proportional to 22,600.92, 31,189.26 and 12,529.34

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Solution

The fourth proportional to 22,600.92, 31,189.26 and 12,529.34 is: 17,290.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,600.92 : 31,189.26 = 12,529.34 : x
  2. Step 2: Convert to fraction form
    22,600.92/31,189.26 = 12,529.34/x
  3. Step 3: Cross multiply
    22,600.92x = 31,189.26 × 12,529.34
  4. Step 4: Simplify right side
    22,600.92x = 390,780,686.94
  5. Step 5: Solve for x
    x = 390,780,686.94/22,600.92
  6. Step 6: Final answer
    x = 17,290.48

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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.