Home / 15,447.20-23,180.56-8,886.24

Finding the Fourth Proportional to 15,447.20, 23,180.56 and 8,886.24

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Solution

The fourth proportional to 15,447.20, 23,180.56 and 8,886.24 is: 13,334.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.20 : 23,180.56 = 8,886.24 : x
  2. Step 2: Convert to fraction form
    15,447.20/23,180.56 = 8,886.24/x
  3. Step 3: Cross multiply
    15,447.20x = 23,180.56 × 8,886.24
  4. Step 4: Simplify right side
    15,447.20x = 205,988,019.49
  5. Step 5: Solve for x
    x = 205,988,019.49/15,447.20
  6. Step 6: Final answer
    x = 13,334.97

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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.