Home / 27,898.13-38,488.29-17,823.96

Finding the Fourth Proportional to 27,898.13, 38,488.29 and 17,823.96

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Solution

The fourth proportional to 27,898.13, 38,488.29 and 17,823.96 is: 24,589.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,898.13 : 38,488.29 = 17,823.96 : x
  2. Step 2: Convert to fraction form
    27,898.13/38,488.29 = 17,823.96/x
  3. Step 3: Cross multiply
    27,898.13x = 38,488.29 × 17,823.96
  4. Step 4: Simplify right side
    27,898.13x = 686,013,741.43
  5. Step 5: Solve for x
    x = 686,013,741.43/27,898.13
  6. Step 6: Final answer
    x = 24,589.95

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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.