Home / 38,555.10-57,832.65-23,780.70

Finding the Fourth Proportional to 38,555.10, 57,832.65 and 23,780.70

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Solution

The fourth proportional to 38,555.10, 57,832.65 and 23,780.70 is: 35,671.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,555.10 : 57,832.65 = 23,780.70 : x
  2. Step 2: Convert to fraction form
    38,555.10/57,832.65 = 23,780.70/x
  3. Step 3: Cross multiply
    38,555.10x = 57,832.65 × 23,780.70
  4. Step 4: Simplify right side
    38,555.10x = 1,375,300,899.86
  5. Step 5: Solve for x
    x = 1,375,300,899.86/38,555.10
  6. Step 6: Final answer
    x = 35,671.05

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1.5x scale

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.