Home / 27,882.36-38,460.14-16,543.82

Finding the Fourth Proportional to 27,882.36, 38,460.14 and 16,543.82

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Solution

The fourth proportional to 27,882.36, 38,460.14 and 16,543.82 is: 22,820.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,882.36 : 38,460.14 = 16,543.82 : x
  2. Step 2: Convert to fraction form
    27,882.36/38,460.14 = 16,543.82/x
  3. Step 3: Cross multiply
    27,882.36x = 38,460.14 × 16,543.82
  4. Step 4: Simplify right side
    27,882.36x = 636,277,633.33
  5. Step 5: Solve for x
    x = 636,277,633.33/27,882.36
  6. Step 6: Final answer
    x = 22,820.08

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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.