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Finding the Fourth Proportional to 36,139.41, 54,208.98 and 9,844.11

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Solution

The fourth proportional to 36,139.41, 54,208.98 and 9,844.11 is: 14,766.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,139.41 : 54,208.98 = 9,844.11 : x
  2. Step 2: Convert to fraction form
    36,139.41/54,208.98 = 9,844.11/x
  3. Step 3: Cross multiply
    36,139.41x = 54,208.98 × 9,844.11
  4. Step 4: Simplify right side
    36,139.41x = 533,639,162.11
  5. Step 5: Solve for x
    x = 533,639,162.11/36,139.41
  6. Step 6: Final answer
    x = 14,766.13

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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.