Home / 38,336.65-57,486.78-13,373.66

Finding the Fourth Proportional to 38,336.65, 57,486.78 and 13,373.66

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Solution

The fourth proportional to 38,336.65, 57,486.78 and 13,373.66 is: 20,054.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,336.65 : 57,486.78 = 13,373.66 : x
  2. Step 2: Convert to fraction form
    38,336.65/57,486.78 = 13,373.66/x
  3. Step 3: Cross multiply
    38,336.65x = 57,486.78 × 13,373.66
  4. Step 4: Simplify right side
    38,336.65x = 768,808,793.93
  5. Step 5: Solve for x
    x = 768,808,793.93/38,336.65
  6. Step 6: Final answer
    x = 20,054.15

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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.