Home / 21,656.08-32,488.17-6,861.03

Finding the Fourth Proportional to 21,656.08, 32,488.17 and 6,861.03

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Solution

The fourth proportional to 21,656.08, 32,488.17 and 6,861.03 is: 10,292.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,656.08 : 32,488.17 = 6,861.03 : x
  2. Step 2: Convert to fraction form
    21,656.08/32,488.17 = 6,861.03/x
  3. Step 3: Cross multiply
    21,656.08x = 32,488.17 × 6,861.03
  4. Step 4: Simplify right side
    21,656.08x = 222,902,146.57
  5. Step 5: Solve for x
    x = 222,902,146.57/21,656.08
  6. Step 6: Final answer
    x = 10,292.82

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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.