Home / 17,862.15-26,787.76-12,350.91

Finding the Fourth Proportional to 17,862.15, 26,787.76 and 12,350.91

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Solution

The fourth proportional to 17,862.15, 26,787.76 and 12,350.91 is: 18,522.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,862.15 : 26,787.76 = 12,350.91 : x
  2. Step 2: Convert to fraction form
    17,862.15/26,787.76 = 12,350.91/x
  3. Step 3: Cross multiply
    17,862.15x = 26,787.76 × 12,350.91
  4. Step 4: Simplify right side
    17,862.15x = 330,853,151.11
  5. Step 5: Solve for x
    x = 330,853,151.11/17,862.15
  6. Step 6: Final answer
    x = 18,522.58

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1.5x scale

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.