Home / 24,999.20-34,498.88-13,668.74

Finding the Fourth Proportional to 24,999.20, 34,498.88 and 13,668.74

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Solution

The fourth proportional to 24,999.20, 34,498.88 and 13,668.74 is: 18,862.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,999.20 : 34,498.88 = 13,668.74 : x
  2. Step 2: Convert to fraction form
    24,999.20/34,498.88 = 13,668.74/x
  3. Step 3: Cross multiply
    24,999.20x = 34,498.88 × 13,668.74
  4. Step 4: Simplify right side
    24,999.20x = 471,556,221.01
  5. Step 5: Solve for x
    x = 471,556,221.01/24,999.20
  6. Step 6: Final answer
    x = 18,862.85

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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.