Home / 16,702.13-25,045.38-9,684.15

Finding the Fourth Proportional to 16,702.13, 25,045.38 and 9,684.15

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Solution

The fourth proportional to 16,702.13, 25,045.38 and 9,684.15 is: 14,521.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,702.13 : 25,045.38 = 9,684.15 : x
  2. Step 2: Convert to fraction form
    16,702.13/25,045.38 = 9,684.15/x
  3. Step 3: Cross multiply
    16,702.13x = 25,045.38 × 9,684.15
  4. Step 4: Simplify right side
    16,702.13x = 242,543,122.81
  5. Step 5: Solve for x
    x = 242,543,122.81/16,702.13
  6. Step 6: Final answer
    x = 14,521.69

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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.