Home / 15,524.45-21,412.19-9,854.27

Finding the Fourth Proportional to 15,524.45, 21,412.19 and 9,854.27

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Solution

The fourth proportional to 15,524.45, 21,412.19 and 9,854.27 is: 13,591.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,524.45 : 21,412.19 = 9,854.27 : x
  2. Step 2: Convert to fraction form
    15,524.45/21,412.19 = 9,854.27/x
  3. Step 3: Cross multiply
    15,524.45x = 21,412.19 × 9,854.27
  4. Step 4: Simplify right side
    15,524.45x = 211,001,501.55
  5. Step 5: Solve for x
    x = 211,001,501.55/15,524.45
  6. Step 6: Final answer
    x = 13,591.56

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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.