Home / 22,829.56-31,508.94-13,270.76

Finding the Fourth Proportional to 22,829.56, 31,508.94 and 13,270.76

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Solution

The fourth proportional to 22,829.56, 31,508.94 and 13,270.76 is: 18,316.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,829.56 : 31,508.94 = 13,270.76 : x
  2. Step 2: Convert to fraction form
    22,829.56/31,508.94 = 13,270.76/x
  3. Step 3: Cross multiply
    22,829.56x = 31,508.94 × 13,270.76
  4. Step 4: Simplify right side
    22,829.56x = 418,147,580.59
  5. Step 5: Solve for x
    x = 418,147,580.59/22,829.56
  6. Step 6: Final answer
    x = 18,316.06

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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.