Home / 51,639.20-77,473.20-25,344.80

Finding the Fourth Proportional to 51,639.20, 77,473.20 and 25,344.80

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Solution

The fourth proportional to 51,639.20, 77,473.20 and 25,344.80 is: 38,024.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,639.20 : 77,473.20 = 25,344.80 : x
  2. Step 2: Convert to fraction form
    51,639.20/77,473.20 = 25,344.80/x
  3. Step 3: Cross multiply
    51,639.20x = 77,473.20 × 25,344.80
  4. Step 4: Simplify right side
    51,639.20x = 1,963,542,759.36
  5. Step 5: Solve for x
    x = 1,963,542,759.36/51,639.20
  6. Step 6: Final answer
    x = 38,024.27

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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.