Home / 36,217.47-49,982.21-20,307.04

Finding the Fourth Proportional to 36,217.47, 49,982.21 and 20,307.04

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Solution

The fourth proportional to 36,217.47, 49,982.21 and 20,307.04 is: 28,024.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,217.47 : 49,982.21 = 20,307.04 : x
  2. Step 2: Convert to fraction form
    36,217.47/49,982.21 = 20,307.04/x
  3. Step 3: Cross multiply
    36,217.47x = 49,982.21 × 20,307.04
  4. Step 4: Simplify right side
    36,217.47x = 1,014,990,737.76
  5. Step 5: Solve for x
    x = 1,014,990,737.76/36,217.47
  6. Step 6: Final answer
    x = 28,024.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.