Home / 25,134.10-34,675.50-14,922.88

Finding the Fourth Proportional to 25,134.10, 34,675.50 and 14,922.88

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Solution

The fourth proportional to 25,134.10, 34,675.50 and 14,922.88 is: 20,587.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,134.10 : 34,675.50 = 14,922.88 : x
  2. Step 2: Convert to fraction form
    25,134.10/34,675.50 = 14,922.88/x
  3. Step 3: Cross multiply
    25,134.10x = 34,675.50 × 14,922.88
  4. Step 4: Simplify right side
    25,134.10x = 517,458,325.44
  5. Step 5: Solve for x
    x = 517,458,325.44/25,134.10
  6. Step 6: Final answer
    x = 20,587.90

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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.