Home / 21,595.48-32,337.04-20,282.04

Finding the Fourth Proportional to 21,595.48, 32,337.04 and 20,282.04

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Solution

The fourth proportional to 21,595.48, 32,337.04 and 20,282.04 is: 30,370.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,595.48 : 32,337.04 = 20,282.04 : x
  2. Step 2: Convert to fraction form
    21,595.48/32,337.04 = 20,282.04/x
  3. Step 3: Cross multiply
    21,595.48x = 32,337.04 × 20,282.04
  4. Step 4: Simplify right side
    21,595.48x = 655,861,138.76
  5. Step 5: Solve for x
    x = 655,861,138.76/21,595.48
  6. Step 6: Final answer
    x = 30,370.30

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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.