Home / 51,839.96-77,781.80-25,544.92

Finding the Fourth Proportional to 51,839.96, 77,781.80 and 25,544.92

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Solution

The fourth proportional to 51,839.96, 77,781.80 and 25,544.92 is: 38,328.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,839.96 : 77,781.80 = 25,544.92 : x
  2. Step 2: Convert to fraction form
    51,839.96/77,781.80 = 25,544.92/x
  3. Step 3: Cross multiply
    51,839.96x = 77,781.80 × 25,544.92
  4. Step 4: Simplify right side
    51,839.96x = 1,986,929,858.46
  5. Step 5: Solve for x
    x = 1,986,929,858.46/51,839.96
  6. Step 6: Final answer
    x = 38,328.15

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1.5x scale

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.