Home / 27,952.92-38,574.24-15,377.68

Finding the Fourth Proportional to 27,952.92, 38,574.24 and 15,377.68

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Solution

The fourth proportional to 27,952.92, 38,574.24 and 15,377.68 is: 21,220.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,952.92 : 38,574.24 = 15,377.68 : x
  2. Step 2: Convert to fraction form
    27,952.92/38,574.24 = 15,377.68/x
  3. Step 3: Cross multiply
    27,952.92x = 38,574.24 × 15,377.68
  4. Step 4: Simplify right side
    27,952.92x = 593,182,318.96
  5. Step 5: Solve for x
    x = 593,182,318.96/27,952.92
  6. Step 6: Final answer
    x = 21,220.76

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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.