Home / 38,248.75-57,373.13-11,953.72

Finding the Fourth Proportional to 38,248.75, 57,373.13 and 11,953.72

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Solution

The fourth proportional to 38,248.75, 57,373.13 and 11,953.72 is: 17,930.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,248.75 : 57,373.13 = 11,953.72 : x
  2. Step 2: Convert to fraction form
    38,248.75/57,373.13 = 11,953.72/x
  3. Step 3: Cross multiply
    38,248.75x = 57,373.13 × 11,953.72
  4. Step 4: Simplify right side
    38,248.75x = 685,822,128.34
  5. Step 5: Solve for x
    x = 685,822,128.34/38,248.75
  6. Step 6: Final answer
    x = 17,930.58

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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.