Home / 25,517.49-38,276.24-9,938.76

Finding the Fourth Proportional to 25,517.49, 38,276.24 and 9,938.76

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Solution

The fourth proportional to 25,517.49, 38,276.24 and 9,938.76 is: 14,908.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.49 : 38,276.24 = 9,938.76 : x
  2. Step 2: Convert to fraction form
    25,517.49/38,276.24 = 9,938.76/x
  3. Step 3: Cross multiply
    25,517.49x = 38,276.24 × 9,938.76
  4. Step 4: Simplify right side
    25,517.49x = 380,418,313.37
  5. Step 5: Solve for x
    x = 380,418,313.37/25,517.49
  6. Step 6: Final answer
    x = 14,908.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.