Home / 27,397.20-37,808.24-14,821.96

Finding the Fourth Proportional to 27,397.20, 37,808.24 and 14,821.96

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Solution

The fourth proportional to 27,397.20, 37,808.24 and 14,821.96 is: 20,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,397.20 : 37,808.24 = 14,821.96 : x
  2. Step 2: Convert to fraction form
    27,397.20/37,808.24 = 14,821.96/x
  3. Step 3: Cross multiply
    27,397.20x = 37,808.24 × 14,821.96
  4. Step 4: Simplify right side
    27,397.20x = 560,392,220.95
  5. Step 5: Solve for x
    x = 560,392,220.95/27,397.20
  6. Step 6: Final answer
    x = 20,454.36

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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.