Home / 34,697.14-47,882.29-18,781.63

Finding the Fourth Proportional to 34,697.14, 47,882.29 and 18,781.63

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Solution

The fourth proportional to 34,697.14, 47,882.29 and 18,781.63 is: 25,918.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,697.14 : 47,882.29 = 18,781.63 : x
  2. Step 2: Convert to fraction form
    34,697.14/47,882.29 = 18,781.63/x
  3. Step 3: Cross multiply
    34,697.14x = 47,882.29 × 18,781.63
  4. Step 4: Simplify right side
    34,697.14x = 899,307,454.33
  5. Step 5: Solve for x
    x = 899,307,454.33/34,697.14
  6. Step 6: Final answer
    x = 25,918.78

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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.