Home / 25,789.73-38,687.76-9,995.02

Finding the Fourth Proportional to 25,789.73, 38,687.76 and 9,995.02

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Solution

The fourth proportional to 25,789.73, 38,687.76 and 9,995.02 is: 14,993.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,789.73 : 38,687.76 = 9,995.02 : x
  2. Step 2: Convert to fraction form
    25,789.73/38,687.76 = 9,995.02/x
  3. Step 3: Cross multiply
    25,789.73x = 38,687.76 × 9,995.02
  4. Step 4: Simplify right side
    25,789.73x = 386,684,838.24
  5. Step 5: Solve for x
    x = 386,684,838.24/25,789.73
  6. Step 6: Final answer
    x = 14,993.76

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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.