Home / 26,860.62-40,288.16-7,141.16

Finding the Fourth Proportional to 26,860.62, 40,288.16 and 7,141.16

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Solution

The fourth proportional to 26,860.62, 40,288.16 and 7,141.16 is: 10,711.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,860.62 : 40,288.16 = 7,141.16 : x
  2. Step 2: Convert to fraction form
    26,860.62/40,288.16 = 7,141.16/x
  3. Step 3: Cross multiply
    26,860.62x = 40,288.16 × 7,141.16
  4. Step 4: Simplify right side
    26,860.62x = 287,704,196.67
  5. Step 5: Solve for x
    x = 287,704,196.67/26,860.62
  6. Step 6: Final answer
    x = 10,711.00

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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.