Home / 27,432.73-37,857.95-15,496.57

Finding the Fourth Proportional to 27,432.73, 37,857.95 and 15,496.57

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Solution

The fourth proportional to 27,432.73, 37,857.95 and 15,496.57 is: 21,385.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,432.73 : 37,857.95 = 15,496.57 : x
  2. Step 2: Convert to fraction form
    27,432.73/37,857.95 = 15,496.57/x
  3. Step 3: Cross multiply
    27,432.73x = 37,857.95 × 15,496.57
  4. Step 4: Simplify right side
    27,432.73x = 586,668,372.23
  5. Step 5: Solve for x
    x = 586,668,372.23/27,432.73
  6. Step 6: Final answer
    x = 21,385.71

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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.