Home / 25,432.02-38,135.72-8,786.22

Finding the Fourth Proportional to 25,432.02, 38,135.72 and 8,786.22

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Solution

The fourth proportional to 25,432.02, 38,135.72 and 8,786.22 is: 13,175.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,432.02 : 38,135.72 = 8,786.22 : x
  2. Step 2: Convert to fraction form
    25,432.02/38,135.72 = 8,786.22/x
  3. Step 3: Cross multiply
    25,432.02x = 38,135.72 × 8,786.22
  4. Step 4: Simplify right side
    25,432.02x = 335,068,704.73
  5. Step 5: Solve for x
    x = 335,068,704.73/25,432.02
  6. Step 6: Final answer
    x = 13,175.07

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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.