Home / 30,073.68-41,500.76-16,644.48

Finding the Fourth Proportional to 30,073.68, 41,500.76 and 16,644.48

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Solution

The fourth proportional to 30,073.68, 41,500.76 and 16,644.48 is: 22,968.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,073.68 : 41,500.76 = 16,644.48 : x
  2. Step 2: Convert to fraction form
    30,073.68/41,500.76 = 16,644.48/x
  3. Step 3: Cross multiply
    30,073.68x = 41,500.76 × 16,644.48
  4. Step 4: Simplify right side
    30,073.68x = 690,758,569.80
  5. Step 5: Solve for x
    x = 690,758,569.80/30,073.68
  6. Step 6: Final answer
    x = 22,968.87

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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.