Home / 18,397.12-27,595.36-4,545.92

Finding the Fourth Proportional to 18,397.12, 27,595.36 and 4,545.92

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Solution

The fourth proportional to 18,397.12, 27,595.36 and 4,545.92 is: 6,818.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,397.12 : 27,595.36 = 4,545.92 : x
  2. Step 2: Convert to fraction form
    18,397.12/27,595.36 = 4,545.92/x
  3. Step 3: Cross multiply
    18,397.12x = 27,595.36 × 4,545.92
  4. Step 4: Simplify right side
    18,397.12x = 125,446,298.93
  5. Step 5: Solve for x
    x = 125,446,298.93/18,397.12
  6. Step 6: Final answer
    x = 6,818.80

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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.