Home / 18,024.39-27,029.30-7,487.24

Finding the Fourth Proportional to 18,024.39, 27,029.30 and 7,487.24

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Solution

The fourth proportional to 18,024.39, 27,029.30 and 7,487.24 is: 11,227.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,024.39 : 27,029.30 = 7,487.24 : x
  2. Step 2: Convert to fraction form
    18,024.39/27,029.30 = 7,487.24/x
  3. Step 3: Cross multiply
    18,024.39x = 27,029.30 × 7,487.24
  4. Step 4: Simplify right side
    18,024.39x = 202,374,683.55
  5. Step 5: Solve for x
    x = 202,374,683.55/18,024.39
  6. Step 6: Final answer
    x = 11,227.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.