Home / 36,823.20-50,833.12-21,710.80

Finding the Fourth Proportional to 36,823.20, 50,833.12 and 21,710.80

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Solution

The fourth proportional to 36,823.20, 50,833.12 and 21,710.80 is: 29,970.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,823.20 : 50,833.12 = 21,710.80 : x
  2. Step 2: Convert to fraction form
    36,823.20/50,833.12 = 21,710.80/x
  3. Step 3: Cross multiply
    36,823.20x = 50,833.12 × 21,710.80
  4. Step 4: Simplify right side
    36,823.20x = 1,103,627,701.70
  5. Step 5: Solve for x
    x = 1,103,627,701.70/36,823.20
  6. Step 6: Final answer
    x = 29,970.99

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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.