Home / 38,149.04-57,212.63-11,497.61

Finding the Fourth Proportional to 38,149.04, 57,212.63 and 11,497.61

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Solution

The fourth proportional to 38,149.04, 57,212.63 and 11,497.61 is: 17,243.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,149.04 : 57,212.63 = 11,497.61 : x
  2. Step 2: Convert to fraction form
    38,149.04/57,212.63 = 11,497.61/x
  3. Step 3: Cross multiply
    38,149.04x = 57,212.63 × 11,497.61
  4. Step 4: Simplify right side
    38,149.04x = 657,808,449.33
  5. Step 5: Solve for x
    x = 657,808,449.33/38,149.04
  6. Step 6: Final answer
    x = 17,243.12

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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.