Home / 38,317.28-57,481.30-13,353.74

Finding the Fourth Proportional to 38,317.28, 57,481.30 and 13,353.74

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Solution

The fourth proportional to 38,317.28, 57,481.30 and 13,353.74 is: 20,032.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,317.28 : 57,481.30 = 13,353.74 : x
  2. Step 2: Convert to fraction form
    38,317.28/57,481.30 = 13,353.74/x
  3. Step 3: Cross multiply
    38,317.28x = 57,481.30 × 13,353.74
  4. Step 4: Simplify right side
    38,317.28x = 767,590,335.06
  5. Step 5: Solve for x
    x = 767,590,335.06/38,317.28
  6. Step 6: Final answer
    x = 20,032.49

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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.