Home / 25,789.13-38,677.41-10,788.13

Finding the Fourth Proportional to 25,789.13, 38,677.41 and 10,788.13

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Solution

The fourth proportional to 25,789.13, 38,677.41 and 10,788.13 is: 16,179.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,789.13 : 38,677.41 = 10,788.13 : x
  2. Step 2: Convert to fraction form
    25,789.13/38,677.41 = 10,788.13/x
  3. Step 3: Cross multiply
    25,789.13x = 38,677.41 × 10,788.13
  4. Step 4: Simplify right side
    25,789.13x = 417,256,733.76
  5. Step 5: Solve for x
    x = 417,256,733.76/25,789.13
  6. Step 6: Final answer
    x = 16,179.56

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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.