Home / 25,117.29-34,665.47-15,046.16

Finding the Fourth Proportional to 25,117.29, 34,665.47 and 15,046.16

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Solution

The fourth proportional to 25,117.29, 34,665.47 and 15,046.16 is: 20,765.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,117.29 : 34,665.47 = 15,046.16 : x
  2. Step 2: Convert to fraction form
    25,117.29/34,665.47 = 15,046.16/x
  3. Step 3: Cross multiply
    25,117.29x = 34,665.47 × 15,046.16
  4. Step 4: Simplify right side
    25,117.29x = 521,582,015.96
  5. Step 5: Solve for x
    x = 521,582,015.96/25,117.29
  6. Step 6: Final answer
    x = 20,765.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.