Home / 27,073.68-37,355.40-15,744.96

Finding the Fourth Proportional to 27,073.68, 37,355.40 and 15,744.96

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Solution

The fourth proportional to 27,073.68, 37,355.40 and 15,744.96 is: 21,724.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,073.68 : 37,355.40 = 15,744.96 : x
  2. Step 2: Convert to fraction form
    27,073.68/37,355.40 = 15,744.96/x
  3. Step 3: Cross multiply
    27,073.68x = 37,355.40 × 15,744.96
  4. Step 4: Simplify right side
    27,073.68x = 588,159,278.78
  5. Step 5: Solve for x
    x = 588,159,278.78/27,073.68
  6. Step 6: Final answer
    x = 21,724.39

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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.