Home / 18,854.19-28,282.19-6,373.91

Finding the Fourth Proportional to 18,854.19, 28,282.19 and 6,373.91

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Solution

The fourth proportional to 18,854.19, 28,282.19 and 6,373.91 is: 9,561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,854.19 : 28,282.19 = 6,373.91 : x
  2. Step 2: Convert to fraction form
    18,854.19/28,282.19 = 6,373.91/x
  3. Step 3: Cross multiply
    18,854.19x = 28,282.19 × 6,373.91
  4. Step 4: Simplify right side
    18,854.19x = 180,267,960.38
  5. Step 5: Solve for x
    x = 180,267,960.38/18,854.19
  6. Step 6: Final answer
    x = 9,561.16

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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.