Home / 16,935.28-25,406.70-5,248.60

Finding the Fourth Proportional to 16,935.28, 25,406.70 and 5,248.60

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Solution

The fourth proportional to 16,935.28, 25,406.70 and 5,248.60 is: 7,874.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,935.28 : 25,406.70 = 5,248.60 : x
  2. Step 2: Convert to fraction form
    16,935.28/25,406.70 = 5,248.60/x
  3. Step 3: Cross multiply
    16,935.28x = 25,406.70 × 5,248.60
  4. Step 4: Simplify right side
    16,935.28x = 133,349,605.62
  5. Step 5: Solve for x
    x = 133,349,605.62/16,935.28
  6. Step 6: Final answer
    x = 7,874.07

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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.