Home / 27,988.92-38,628.36-16,049.93

Finding the Fourth Proportional to 27,988.92, 38,628.36 and 16,049.93

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Solution

The fourth proportional to 27,988.92, 38,628.36 and 16,049.93 is: 22,150.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,988.92 : 38,628.36 = 16,049.93 : x
  2. Step 2: Convert to fraction form
    27,988.92/38,628.36 = 16,049.93/x
  3. Step 3: Cross multiply
    27,988.92x = 38,628.36 × 16,049.93
  4. Step 4: Simplify right side
    27,988.92x = 619,982,280.87
  5. Step 5: Solve for x
    x = 619,982,280.87/27,988.92
  6. Step 6: Final answer
    x = 22,150.99

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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.