Home / 17,899.20-24,701.22-9,941.76

Finding the Fourth Proportional to 17,899.20, 24,701.22 and 9,941.76

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Solution

The fourth proportional to 17,899.20, 24,701.22 and 9,941.76 is: 13,719.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,899.20 : 24,701.22 = 9,941.76 : x
  2. Step 2: Convert to fraction form
    17,899.20/24,701.22 = 9,941.76/x
  3. Step 3: Cross multiply
    17,899.20x = 24,701.22 × 9,941.76
  4. Step 4: Simplify right side
    17,899.20x = 245,573,600.95
  5. Step 5: Solve for x
    x = 245,573,600.95/17,899.20
  6. Step 6: Final answer
    x = 13,719.81

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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.