Home / 16,876.02-25,318.12-5,189.23

Finding the Fourth Proportional to 16,876.02, 25,318.12 and 5,189.23

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Solution

The fourth proportional to 16,876.02, 25,318.12 and 5,189.23 is: 7,785.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876.02 : 25,318.12 = 5,189.23 : x
  2. Step 2: Convert to fraction form
    16,876.02/25,318.12 = 5,189.23/x
  3. Step 3: Cross multiply
    16,876.02x = 25,318.12 × 5,189.23
  4. Step 4: Simplify right side
    16,876.02x = 131,381,547.85
  5. Step 5: Solve for x
    x = 131,381,547.85/16,876.02
  6. Step 6: Final answer
    x = 7,785.10

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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.