Home / 29,037.14-40,086.06-20,545.91

Finding the Fourth Proportional to 29,037.14, 40,086.06 and 20,545.91

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Solution

The fourth proportional to 29,037.14, 40,086.06 and 20,545.91 is: 28,363.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,037.14 : 40,086.06 = 20,545.91 : x
  2. Step 2: Convert to fraction form
    29,037.14/40,086.06 = 20,545.91/x
  3. Step 3: Cross multiply
    29,037.14x = 40,086.06 × 20,545.91
  4. Step 4: Simplify right side
    29,037.14x = 823,604,581.01
  5. Step 5: Solve for x
    x = 823,604,581.01/29,037.14
  6. Step 6: Final answer
    x = 28,363.83

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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.