Home / 41,779.56-62,663.18-12,189.45

Finding the Fourth Proportional to 41,779.56, 62,663.18 and 12,189.45

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Solution

The fourth proportional to 41,779.56, 62,663.18 and 12,189.45 is: 18,282.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,779.56 : 62,663.18 = 12,189.45 : x
  2. Step 2: Convert to fraction form
    41,779.56/62,663.18 = 12,189.45/x
  3. Step 3: Cross multiply
    41,779.56x = 62,663.18 × 12,189.45
  4. Step 4: Simplify right side
    41,779.56x = 763,829,638.50
  5. Step 5: Solve for x
    x = 763,829,638.50/41,779.56
  6. Step 6: Final answer
    x = 18,282.38

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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.