Home / 27,943.50-38,559.69-16,456.59

Finding the Fourth Proportional to 27,943.50, 38,559.69 and 16,456.59

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Solution

The fourth proportional to 27,943.50, 38,559.69 and 16,456.59 is: 22,708.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,943.50 : 38,559.69 = 16,456.59 : x
  2. Step 2: Convert to fraction form
    27,943.50/38,559.69 = 16,456.59/x
  3. Step 3: Cross multiply
    27,943.50x = 38,559.69 × 16,456.59
  4. Step 4: Simplify right side
    27,943.50x = 634,561,008.86
  5. Step 5: Solve for x
    x = 634,561,008.86/27,943.50
  6. Step 6: Final answer
    x = 22,708.72

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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.