Home / 25,904.29-38,856.42-17,137.15

Finding the Fourth Proportional to 25,904.29, 38,856.42 and 17,137.15

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Solution

The fourth proportional to 25,904.29, 38,856.42 and 17,137.15 is: 25,705.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,904.29 : 38,856.42 = 17,137.15 : x
  2. Step 2: Convert to fraction form
    25,904.29/38,856.42 = 17,137.15/x
  3. Step 3: Cross multiply
    25,904.29x = 38,856.42 × 17,137.15
  4. Step 4: Simplify right side
    25,904.29x = 665,888,298.00
  5. Step 5: Solve for x
    x = 665,888,298.00/25,904.29
  6. Step 6: Final answer
    x = 25,705.72

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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.