Home / 38,772.80-58,159.20-25,650.80

Finding the Fourth Proportional to 38,772.80, 58,159.20 and 25,650.80

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Solution

The fourth proportional to 38,772.80, 58,159.20 and 25,650.80 is: 38,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,772.80 : 58,159.20 = 25,650.80 : x
  2. Step 2: Convert to fraction form
    38,772.80/58,159.20 = 25,650.80/x
  3. Step 3: Cross multiply
    38,772.80x = 58,159.20 × 25,650.80
  4. Step 4: Simplify right side
    38,772.80x = 1,491,830,007.36
  5. Step 5: Solve for x
    x = 1,491,830,007.36/38,772.80
  6. Step 6: Final answer
    x = 38,476.20

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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.