Home / 25,189.38-34,759.23-14,579.70

Finding the Fourth Proportional to 25,189.38, 34,759.23 and 14,579.70

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Solution

The fourth proportional to 25,189.38, 34,759.23 and 14,579.70 is: 20,118.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,189.38 : 34,759.23 = 14,579.70 : x
  2. Step 2: Convert to fraction form
    25,189.38/34,759.23 = 14,579.70/x
  3. Step 3: Cross multiply
    25,189.38x = 34,759.23 × 14,579.70
  4. Step 4: Simplify right side
    25,189.38x = 506,778,960.61
  5. Step 5: Solve for x
    x = 506,778,960.61/25,189.38
  6. Step 6: Final answer
    x = 20,118.75

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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.