Home / 38,305.80-52,861.86-22,387.05

Finding the Fourth Proportional to 38,305.80, 52,861.86 and 22,387.05

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Solution

The fourth proportional to 38,305.80, 52,861.86 and 22,387.05 is: 30,894.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,305.80 : 52,861.86 = 22,387.05 : x
  2. Step 2: Convert to fraction form
    38,305.80/52,861.86 = 22,387.05/x
  3. Step 3: Cross multiply
    38,305.80x = 52,861.86 × 22,387.05
  4. Step 4: Simplify right side
    38,305.80x = 1,183,421,102.91
  5. Step 5: Solve for x
    x = 1,183,421,102.91/38,305.80
  6. Step 6: Final answer
    x = 30,894.04

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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.