Home / 34,221.38-47,224.10-19,113.97

Finding the Fourth Proportional to 34,221.38, 47,224.10 and 19,113.97

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Solution

The fourth proportional to 34,221.38, 47,224.10 and 19,113.97 is: 26,376.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,221.38 : 47,224.10 = 19,113.97 : x
  2. Step 2: Convert to fraction form
    34,221.38/47,224.10 = 19,113.97/x
  3. Step 3: Cross multiply
    34,221.38x = 47,224.10 × 19,113.97
  4. Step 4: Simplify right side
    34,221.38x = 902,639,935.11
  5. Step 5: Solve for x
    x = 902,639,935.11/34,221.38
  6. Step 6: Final answer
    x = 26,376.49

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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.