Home / 25,508.72-38,264.52-11,655.92

Finding the Fourth Proportional to 25,508.72, 38,264.52 and 11,655.92

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Solution

The fourth proportional to 25,508.72, 38,264.52 and 11,655.92 is: 17,484.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,508.72 : 38,264.52 = 11,655.92 : x
  2. Step 2: Convert to fraction form
    25,508.72/38,264.52 = 11,655.92/x
  3. Step 3: Cross multiply
    25,508.72x = 38,264.52 × 11,655.92
  4. Step 4: Simplify right side
    25,508.72x = 446,008,183.96
  5. Step 5: Solve for x
    x = 446,008,183.96/25,508.72
  6. Step 6: Final answer
    x = 17,484.54

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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.