Home / 38,154.61-57,234.44-13,197.07

Finding the Fourth Proportional to 38,154.61, 57,234.44 and 13,197.07

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Solution

The fourth proportional to 38,154.61, 57,234.44 and 13,197.07 is: 19,796.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,154.61 : 57,234.44 = 13,197.07 : x
  2. Step 2: Convert to fraction form
    38,154.61/57,234.44 = 13,197.07/x
  3. Step 3: Cross multiply
    38,154.61x = 57,234.44 × 13,197.07
  4. Step 4: Simplify right side
    38,154.61x = 755,326,911.09
  5. Step 5: Solve for x
    x = 755,326,911.09/38,154.61
  6. Step 6: Final answer
    x = 19,796.48

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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.