Home / 25,191.08-34,760.88-14,578.64

Finding the Fourth Proportional to 25,191.08, 34,760.88 and 14,578.64

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Solution

The fourth proportional to 25,191.08, 34,760.88 and 14,578.64 is: 20,116.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,191.08 : 34,760.88 = 14,578.64 : x
  2. Step 2: Convert to fraction form
    25,191.08/34,760.88 = 14,578.64/x
  3. Step 3: Cross multiply
    25,191.08x = 34,760.88 × 14,578.64
  4. Step 4: Simplify right side
    25,191.08x = 506,766,355.60
  5. Step 5: Solve for x
    x = 506,766,355.60/25,191.08
  6. Step 6: Final answer
    x = 20,116.90

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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.