Home / 36,386.47-54,604.77-12,694.15

Finding the Fourth Proportional to 36,386.47, 54,604.77 and 12,694.15

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Solution

The fourth proportional to 36,386.47, 54,604.77 and 12,694.15 is: 19,049.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,386.47 : 54,604.77 = 12,694.15 : x
  2. Step 2: Convert to fraction form
    36,386.47/54,604.77 = 12,694.15/x
  3. Step 3: Cross multiply
    36,386.47x = 54,604.77 × 12,694.15
  4. Step 4: Simplify right side
    36,386.47x = 693,161,141.10
  5. Step 5: Solve for x
    x = 693,161,141.10/36,386.47
  6. Step 6: Final answer
    x = 19,049.97

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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.