Home / 25,565.76-38,316.16-11,510.72

Finding the Fourth Proportional to 25,565.76, 38,316.16 and 11,510.72

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Solution

The fourth proportional to 25,565.76, 38,316.16 and 11,510.72 is: 17,251.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,565.76 : 38,316.16 = 11,510.72 : x
  2. Step 2: Convert to fraction form
    25,565.76/38,316.16 = 11,510.72/x
  3. Step 3: Cross multiply
    25,565.76x = 38,316.16 × 11,510.72
  4. Step 4: Simplify right side
    25,565.76x = 441,046,589.24
  5. Step 5: Solve for x
    x = 441,046,589.24/25,565.76
  6. Step 6: Final answer
    x = 17,251.46

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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.