Home / 27,205.71-37,545.68-15,269.85

Finding the Fourth Proportional to 27,205.71, 37,545.68 and 15,269.85

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Solution

The fourth proportional to 27,205.71, 37,545.68 and 15,269.85 is: 21,073.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,205.71 : 37,545.68 = 15,269.85 : x
  2. Step 2: Convert to fraction form
    27,205.71/37,545.68 = 15,269.85/x
  3. Step 3: Cross multiply
    27,205.71x = 37,545.68 × 15,269.85
  4. Step 4: Simplify right side
    27,205.71x = 573,316,825.40
  5. Step 5: Solve for x
    x = 573,316,825.40/27,205.71
  6. Step 6: Final answer
    x = 21,073.40

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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.