Home / 65,928.65-98,885.72-18,545.25

Finding the Fourth Proportional to 65,928.65, 98,885.72 and 18,545.25

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Solution

The fourth proportional to 65,928.65, 98,885.72 and 18,545.25 is: 27,815.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,928.65 : 98,885.72 = 18,545.25 : x
  2. Step 2: Convert to fraction form
    65,928.65/98,885.72 = 18,545.25/x
  3. Step 3: Cross multiply
    65,928.65x = 98,885.72 × 18,545.25
  4. Step 4: Simplify right side
    65,928.65x = 1,833,860,098.98
  5. Step 5: Solve for x
    x = 1,833,860,098.98/65,928.65
  6. Step 6: Final answer
    x = 27,815.83

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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.