Home / 38,631.60-58,017.80-33,793.20

Finding the Fourth Proportional to 38,631.60, 58,017.80 and 33,793.20

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Solution

The fourth proportional to 38,631.60, 58,017.80 and 33,793.20 is: 50,751.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631.60 : 58,017.80 = 33,793.20 : x
  2. Step 2: Convert to fraction form
    38,631.60/58,017.80 = 33,793.20/x
  3. Step 3: Cross multiply
    38,631.60x = 58,017.80 × 33,793.20
  4. Step 4: Simplify right side
    38,631.60x = 1,960,607,118.96
  5. Step 5: Solve for x
    x = 1,960,607,118.96/38,631.60
  6. Step 6: Final answer
    x = 50,751.38

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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.