Home / 25,229.60-34,811.52-14,618.60

Finding the Fourth Proportional to 25,229.60, 34,811.52 and 14,618.60

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Solution

The fourth proportional to 25,229.60, 34,811.52 and 14,618.60 is: 20,170.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,229.60 : 34,811.52 = 14,618.60 : x
  2. Step 2: Convert to fraction form
    25,229.60/34,811.52 = 14,618.60/x
  3. Step 3: Cross multiply
    25,229.60x = 34,811.52 × 14,618.60
  4. Step 4: Simplify right side
    25,229.60x = 508,895,686.27
  5. Step 5: Solve for x
    x = 508,895,686.27/25,229.60
  6. Step 6: Final answer
    x = 20,170.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.