Home / 38,627.76-57,967.59-13,667.70

Finding the Fourth Proportional to 38,627.76, 57,967.59 and 13,667.70

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Solution

The fourth proportional to 38,627.76, 57,967.59 and 13,667.70 is: 20,510.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,627.76 : 57,967.59 = 13,667.70 : x
  2. Step 2: Convert to fraction form
    38,627.76/57,967.59 = 13,667.70/x
  3. Step 3: Cross multiply
    38,627.76x = 57,967.59 × 13,667.70
  4. Step 4: Simplify right side
    38,627.76x = 792,283,629.84
  5. Step 5: Solve for x
    x = 792,283,629.84/38,627.76
  6. Step 6: Final answer
    x = 20,510.73

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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.