Home / 38,162.66-57,250.58-12,859.74

Finding the Fourth Proportional to 38,162.66, 57,250.58 and 12,859.74

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Solution

The fourth proportional to 38,162.66, 57,250.58 and 12,859.74 is: 19,291.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,162.66 : 57,250.58 = 12,859.74 : x
  2. Step 2: Convert to fraction form
    38,162.66/57,250.58 = 12,859.74/x
  3. Step 3: Cross multiply
    38,162.66x = 57,250.58 × 12,859.74
  4. Step 4: Simplify right side
    38,162.66x = 736,227,509.35
  5. Step 5: Solve for x
    x = 736,227,509.35/38,162.66
  6. Step 6: Final answer
    x = 19,291.83

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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.