Home / 25,276.87-34,882.23-13,946.19

Finding the Fourth Proportional to 25,276.87, 34,882.23 and 13,946.19

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Solution

The fourth proportional to 25,276.87, 34,882.23 and 13,946.19 is: 19,245.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,276.87 : 34,882.23 = 13,946.19 : x
  2. Step 2: Convert to fraction form
    25,276.87/34,882.23 = 13,946.19/x
  3. Step 3: Cross multiply
    25,276.87x = 34,882.23 × 13,946.19
  4. Step 4: Simplify right side
    25,276.87x = 486,474,207.20
  5. Step 5: Solve for x
    x = 486,474,207.20/25,276.87
  6. Step 6: Final answer
    x = 19,245.82

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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.