Home / 21,702.30-32,553.45-11,204.70

Finding the Fourth Proportional to 21,702.30, 32,553.45 and 11,204.70

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Solution

The fourth proportional to 21,702.30, 32,553.45 and 11,204.70 is: 16,807.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,702.30 : 32,553.45 = 11,204.70 : x
  2. Step 2: Convert to fraction form
    21,702.30/32,553.45 = 11,204.70/x
  3. Step 3: Cross multiply
    21,702.30x = 32,553.45 × 11,204.70
  4. Step 4: Simplify right side
    21,702.30x = 364,751,641.22
  5. Step 5: Solve for x
    x = 364,751,641.22/21,702.30
  6. Step 6: Final answer
    x = 16,807.05

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1.5x scale

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.