Home / 32,928.40-49,335.90-15,362.20

Finding the Fourth Proportional to 32,928.40, 49,335.90 and 15,362.20

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Solution

The fourth proportional to 32,928.40, 49,335.90 and 15,362.20 is: 23,016.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,928.40 : 49,335.90 = 15,362.20 : x
  2. Step 2: Convert to fraction form
    32,928.40/49,335.90 = 15,362.20/x
  3. Step 3: Cross multiply
    32,928.40x = 49,335.90 × 15,362.20
  4. Step 4: Simplify right side
    32,928.40x = 757,907,962.98
  5. Step 5: Solve for x
    x = 757,907,962.98/32,928.40
  6. Step 6: Final answer
    x = 23,016.85

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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.