Home / 25,174.19-37,778.40-10,382.99

Finding the Fourth Proportional to 25,174.19, 37,778.40 and 10,382.99

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Solution

The fourth proportional to 25,174.19, 37,778.40 and 10,382.99 is: 15,581.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,174.19 : 37,778.40 = 10,382.99 : x
  2. Step 2: Convert to fraction form
    25,174.19/37,778.40 = 10,382.99/x
  3. Step 3: Cross multiply
    25,174.19x = 37,778.40 × 10,382.99
  4. Step 4: Simplify right side
    25,174.19x = 392,252,560.52
  5. Step 5: Solve for x
    x = 392,252,560.52/25,174.19
  6. Step 6: Final answer
    x = 15,581.53

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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.