Home / 17,565.89-26,359.31-6,480.53

Finding the Fourth Proportional to 17,565.89, 26,359.31 and 6,480.53

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Solution

The fourth proportional to 17,565.89, 26,359.31 and 6,480.53 is: 9,724.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,565.89 : 26,359.31 = 6,480.53 : x
  2. Step 2: Convert to fraction form
    17,565.89/26,359.31 = 6,480.53/x
  3. Step 3: Cross multiply
    17,565.89x = 26,359.31 × 6,480.53
  4. Step 4: Simplify right side
    17,565.89x = 170,822,299.23
  5. Step 5: Solve for x
    x = 170,822,299.23/17,565.89
  6. Step 6: Final answer
    x = 9,724.66

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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.