Home / 36,134.61-54,205.16-9,839.49

Finding the Fourth Proportional to 36,134.61, 54,205.16 and 9,839.49

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Solution

The fourth proportional to 36,134.61, 54,205.16 and 9,839.49 is: 14,760.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,134.61 : 54,205.16 = 9,839.49 : x
  2. Step 2: Convert to fraction form
    36,134.61/54,205.16 = 9,839.49/x
  3. Step 3: Cross multiply
    36,134.61x = 54,205.16 × 9,839.49
  4. Step 4: Simplify right side
    36,134.61x = 533,351,080.57
  5. Step 5: Solve for x
    x = 533,351,080.57/36,134.61
  6. Step 6: Final answer
    x = 14,760.12

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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.