Home / 25,522.02-38,287.17-8,886.78

Finding the Fourth Proportional to 25,522.02, 38,287.17 and 8,886.78

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Solution

The fourth proportional to 25,522.02, 38,287.17 and 8,886.78 is: 13,331.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,522.02 : 38,287.17 = 8,886.78 : x
  2. Step 2: Convert to fraction form
    25,522.02/38,287.17 = 8,886.78/x
  3. Step 3: Cross multiply
    25,522.02x = 38,287.17 × 8,886.78
  4. Step 4: Simplify right side
    25,522.02x = 340,249,656.61
  5. Step 5: Solve for x
    x = 340,249,656.61/25,522.02
  6. Step 6: Final answer
    x = 13,331.61

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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.