Home / 36,147.47-54,219.60-9,852.21

Finding the Fourth Proportional to 36,147.47, 54,219.60 and 9,852.21

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Solution

The fourth proportional to 36,147.47, 54,219.60 and 9,852.21 is: 14,777.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,147.47 : 54,219.60 = 9,852.21 : x
  2. Step 2: Convert to fraction form
    36,147.47/54,219.60 = 9,852.21/x
  3. Step 3: Cross multiply
    36,147.47x = 54,219.60 × 9,852.21
  4. Step 4: Simplify right side
    36,147.47x = 534,182,760.53
  5. Step 5: Solve for x
    x = 534,182,760.53/36,147.47
  6. Step 6: Final answer
    x = 14,777.88

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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.