Home / 17,253.28-25,889.96-7,257.30

Finding the Fourth Proportional to 17,253.28, 25,889.96 and 7,257.30

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Solution

The fourth proportional to 17,253.28, 25,889.96 and 7,257.30 is: 10,890.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,253.28 : 25,889.96 = 7,257.30 : x
  2. Step 2: Convert to fraction form
    17,253.28/25,889.96 = 7,257.30/x
  3. Step 3: Cross multiply
    17,253.28x = 25,889.96 × 7,257.30
  4. Step 4: Simplify right side
    17,253.28x = 187,891,206.71
  5. Step 5: Solve for x
    x = 187,891,206.71/17,253.28
  6. Step 6: Final answer
    x = 10,890.17

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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.