Home / 25,167.18-34,731.68-14,413.76

Finding the Fourth Proportional to 25,167.18, 34,731.68 and 14,413.76

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Solution

The fourth proportional to 25,167.18, 34,731.68 and 14,413.76 is: 19,891.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,167.18 : 34,731.68 = 14,413.76 : x
  2. Step 2: Convert to fraction form
    25,167.18/34,731.68 = 14,413.76/x
  3. Step 3: Cross multiply
    25,167.18x = 34,731.68 × 14,413.76
  4. Step 4: Simplify right side
    25,167.18x = 500,613,854.19
  5. Step 5: Solve for x
    x = 500,613,854.19/25,167.18
  6. Step 6: Final answer
    x = 19,891.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.