Home / 28,247.54-42,349.64-17,151.14

Finding the Fourth Proportional to 28,247.54, 42,349.64 and 17,151.14

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Solution

The fourth proportional to 28,247.54, 42,349.64 and 17,151.14 is: 25,713.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,247.54 : 42,349.64 = 17,151.14 : x
  2. Step 2: Convert to fraction form
    28,247.54/42,349.64 = 17,151.14/x
  3. Step 3: Cross multiply
    28,247.54x = 42,349.64 × 17,151.14
  4. Step 4: Simplify right side
    28,247.54x = 726,344,624.71
  5. Step 5: Solve for x
    x = 726,344,624.71/28,247.54
  6. Step 6: Final answer
    x = 25,713.56

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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.