Home / 24,131.30-33,302.10-13,520.57

Finding the Fourth Proportional to 24,131.30, 33,302.10 and 13,520.57

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Solution

The fourth proportional to 24,131.30, 33,302.10 and 13,520.57 is: 18,658.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,131.30 : 33,302.10 = 13,520.57 : x
  2. Step 2: Convert to fraction form
    24,131.30/33,302.10 = 13,520.57/x
  3. Step 3: Cross multiply
    24,131.30x = 33,302.10 × 13,520.57
  4. Step 4: Simplify right side
    24,131.30x = 450,263,374.20
  5. Step 5: Solve for x
    x = 450,263,374.20/24,131.30
  6. Step 6: Final answer
    x = 18,658.89

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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.