Home / 38,498.36-57,756.18-12,204.68

Finding the Fourth Proportional to 38,498.36, 57,756.18 and 12,204.68

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Solution

The fourth proportional to 38,498.36, 57,756.18 and 12,204.68 is: 18,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,498.36 : 57,756.18 = 12,204.68 : x
  2. Step 2: Convert to fraction form
    38,498.36/57,756.18 = 12,204.68/x
  3. Step 3: Cross multiply
    38,498.36x = 57,756.18 × 12,204.68
  4. Step 4: Simplify right side
    38,498.36x = 704,895,694.92
  5. Step 5: Solve for x
    x = 704,895,694.92/38,498.36
  6. Step 6: Final answer
    x = 18,309.76

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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.