Home / 27,542.10-38,008.00-15,607.72

Finding the Fourth Proportional to 27,542.10, 38,008.00 and 15,607.72

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Solution

The fourth proportional to 27,542.10, 38,008.00 and 15,607.72 is: 21,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,542.10 : 38,008.00 = 15,607.72 : x
  2. Step 2: Convert to fraction form
    27,542.10/38,008.00 = 15,607.72/x
  3. Step 3: Cross multiply
    27,542.10x = 38,008.00 × 15,607.72
  4. Step 4: Simplify right side
    27,542.10x = 593,218,143.72
  5. Step 5: Solve for x
    x = 593,218,143.72/27,542.10
  6. Step 6: Final answer
    x = 21,538.60

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