Home / 41,030.12-61,545.19-12,969.89

Finding the Fourth Proportional to 41,030.12, 61,545.19 and 12,969.89

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Solution

The fourth proportional to 41,030.12, 61,545.19 and 12,969.89 is: 19,454.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,030.12 : 61,545.19 = 12,969.89 : x
  2. Step 2: Convert to fraction form
    41,030.12/61,545.19 = 12,969.89/x
  3. Step 3: Cross multiply
    41,030.12x = 61,545.19 × 12,969.89
  4. Step 4: Simplify right side
    41,030.12x = 798,233,971.75
  5. Step 5: Solve for x
    x = 798,233,971.75/41,030.12
  6. Step 6: Final answer
    x = 19,454.83

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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.