Home / 21,692.14-32,552.16-8,545.12

Finding the Fourth Proportional to 21,692.14, 32,552.16 and 8,545.12

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Solution

The fourth proportional to 21,692.14, 32,552.16 and 8,545.12 is: 12,823.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,692.14 : 32,552.16 = 8,545.12 : x
  2. Step 2: Convert to fraction form
    21,692.14/32,552.16 = 8,545.12/x
  3. Step 3: Cross multiply
    21,692.14x = 32,552.16 × 8,545.12
  4. Step 4: Simplify right side
    21,692.14x = 278,162,113.46
  5. Step 5: Solve for x
    x = 278,162,113.46/21,692.14
  6. Step 6: Final answer
    x = 12,823.18

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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.