Home / 14,526.60-20,042.82-8,238.84

Finding the Fourth Proportional to 14,526.60, 20,042.82 and 8,238.84

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Solution

The fourth proportional to 14,526.60, 20,042.82 and 8,238.84 is: 11,367.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,526.60 : 20,042.82 = 8,238.84 : x
  2. Step 2: Convert to fraction form
    14,526.60/20,042.82 = 8,238.84/x
  3. Step 3: Cross multiply
    14,526.60x = 20,042.82 × 8,238.84
  4. Step 4: Simplify right side
    14,526.60x = 165,129,587.13
  5. Step 5: Solve for x
    x = 165,129,587.13/14,526.60
  6. Step 6: Final answer
    x = 11,367.39

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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.