Home / 16,810.02-25,209.23-7,456.61

Finding the Fourth Proportional to 16,810.02, 25,209.23 and 7,456.61

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Solution

The fourth proportional to 16,810.02, 25,209.23 and 7,456.61 is: 11,182.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810.02 : 25,209.23 = 7,456.61 : x
  2. Step 2: Convert to fraction form
    16,810.02/25,209.23 = 7,456.61/x
  3. Step 3: Cross multiply
    16,810.02x = 25,209.23 × 7,456.61
  4. Step 4: Simplify right side
    16,810.02x = 187,975,422.25
  5. Step 5: Solve for x
    x = 187,975,422.25/16,810.02
  6. Step 6: Final answer
    x = 11,182.34

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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.