Home / 22,861.11-31,545.45-13,786.92

Finding the Fourth Proportional to 22,861.11, 31,545.45 and 13,786.92

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Solution

The fourth proportional to 22,861.11, 31,545.45 and 13,786.92 is: 19,024.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,861.11 : 31,545.45 = 13,786.92 : x
  2. Step 2: Convert to fraction form
    22,861.11/31,545.45 = 13,786.92/x
  3. Step 3: Cross multiply
    22,861.11x = 31,545.45 × 13,786.92
  4. Step 4: Simplify right side
    22,861.11x = 434,914,595.51
  5. Step 5: Solve for x
    x = 434,914,595.51/22,861.11
  6. Step 6: Final answer
    x = 19,024.21

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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.