Home / 51,698.68-77,555.28-25,404.46

Finding the Fourth Proportional to 51,698.68, 77,555.28 and 25,404.46

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Solution

The fourth proportional to 51,698.68, 77,555.28 and 25,404.46 is: 38,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,698.68 : 77,555.28 = 25,404.46 : x
  2. Step 2: Convert to fraction form
    51,698.68/77,555.28 = 25,404.46/x
  3. Step 3: Cross multiply
    51,698.68x = 77,555.28 × 25,404.46
  4. Step 4: Simplify right side
    51,698.68x = 1,970,250,008.55
  5. Step 5: Solve for x
    x = 1,970,250,008.55/51,698.68
  6. Step 6: Final answer
    x = 38,110.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.