Home / 16,999.64-25,511.76-9,618.52

Finding the Fourth Proportional to 16,999.64, 25,511.76 and 9,618.52

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Solution

The fourth proportional to 16,999.64, 25,511.76 and 9,618.52 is: 14,434.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999.64 : 25,511.76 = 9,618.52 : x
  2. Step 2: Convert to fraction form
    16,999.64/25,511.76 = 9,618.52/x
  3. Step 3: Cross multiply
    16,999.64x = 25,511.76 × 9,618.52
  4. Step 4: Simplify right side
    16,999.64x = 245,385,373.80
  5. Step 5: Solve for x
    x = 245,385,373.80/16,999.64
  6. Step 6: Final answer
    x = 14,434.74

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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.