Home / 21,511.36-32,251.04-9,035.04

Finding the Fourth Proportional to 21,511.36, 32,251.04 and 9,035.04

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Solution

The fourth proportional to 21,511.36, 32,251.04 and 9,035.04 is: 13,545.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,511.36 : 32,251.04 = 9,035.04 : x
  2. Step 2: Convert to fraction form
    21,511.36/32,251.04 = 9,035.04/x
  3. Step 3: Cross multiply
    21,511.36x = 32,251.04 × 9,035.04
  4. Step 4: Simplify right side
    21,511.36x = 291,389,436.44
  5. Step 5: Solve for x
    x = 291,389,436.44/21,511.36
  6. Step 6: Final answer
    x = 13,545.84

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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.