Home / 26,889.17-40,333.75-7,167.79

Finding the Fourth Proportional to 26,889.17, 40,333.75 and 7,167.79

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Solution

The fourth proportional to 26,889.17, 40,333.75 and 7,167.79 is: 10,751.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,889.17 : 40,333.75 = 7,167.79 : x
  2. Step 2: Convert to fraction form
    26,889.17/40,333.75 = 7,167.79/x
  3. Step 3: Cross multiply
    26,889.17x = 40,333.75 × 7,167.79
  4. Step 4: Simplify right side
    26,889.17x = 289,103,882.41
  5. Step 5: Solve for x
    x = 289,103,882.41/26,889.17
  6. Step 6: Final answer
    x = 10,751.69

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1.5x scale

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.