Home / 34,224.90-47,227.28-19,115.46

Finding the Fourth Proportional to 34,224.90, 47,227.28 and 19,115.46

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Solution

The fourth proportional to 34,224.90, 47,227.28 and 19,115.46 is: 26,377.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,224.90 : 47,227.28 = 19,115.46 : x
  2. Step 2: Convert to fraction form
    34,224.90/47,227.28 = 19,115.46/x
  3. Step 3: Cross multiply
    34,224.90x = 47,227.28 × 19,115.46
  4. Step 4: Simplify right side
    34,224.90x = 902,771,139.93
  5. Step 5: Solve for x
    x = 902,771,139.93/34,224.90
  6. Step 6: Final answer
    x = 26,377.62

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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.