Home / 18,565.29-27,655.02-17,559.27

Finding the Fourth Proportional to 18,565.29, 27,655.02 and 17,559.27

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Solution

The fourth proportional to 18,565.29, 27,655.02 and 17,559.27 is: 26,156.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.29 : 27,655.02 = 17,559.27 : x
  2. Step 2: Convert to fraction form
    18,565.29/27,655.02 = 17,559.27/x
  3. Step 3: Cross multiply
    18,565.29x = 27,655.02 × 17,559.27
  4. Step 4: Simplify right side
    18,565.29x = 485,601,963.04
  5. Step 5: Solve for x
    x = 485,601,963.04/18,565.29
  6. Step 6: Final answer
    x = 26,156.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.