Home / 18,862.92-26,032.38-12,162.50

Finding the Fourth Proportional to 18,862.92, 26,032.38 and 12,162.50

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Solution

The fourth proportional to 18,862.92, 26,032.38 and 12,162.50 is: 16,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,862.92 : 26,032.38 = 12,162.50 : x
  2. Step 2: Convert to fraction form
    18,862.92/26,032.38 = 12,162.50/x
  3. Step 3: Cross multiply
    18,862.92x = 26,032.38 × 12,162.50
  4. Step 4: Simplify right side
    18,862.92x = 316,618,691.59
  5. Step 5: Solve for x
    x = 316,618,691.59/18,862.92
  6. Step 6: Final answer
    x = 16,785.24

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1.5x scale

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.