Home / 38,046.79-57,082.32-15,862.51

Finding the Fourth Proportional to 38,046.79, 57,082.32 and 15,862.51

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Solution

The fourth proportional to 38,046.79, 57,082.32 and 15,862.51 is: 23,798.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,046.79 : 57,082.32 = 15,862.51 : x
  2. Step 2: Convert to fraction form
    38,046.79/57,082.32 = 15,862.51/x
  3. Step 3: Cross multiply
    38,046.79x = 57,082.32 × 15,862.51
  4. Step 4: Simplify right side
    38,046.79x = 905,468,871.82
  5. Step 5: Solve for x
    x = 905,468,871.82/38,046.79
  6. Step 6: Final answer
    x = 23,798.82

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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.