Home / 47,278.92-70,793.10-28,533.90

Finding the Fourth Proportional to 47,278.92, 70,793.10 and 28,533.90

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Solution

The fourth proportional to 47,278.92, 70,793.10 and 28,533.90 is: 42,725.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,278.92 : 70,793.10 = 28,533.90 : x
  2. Step 2: Convert to fraction form
    47,278.92/70,793.10 = 28,533.90/x
  3. Step 3: Cross multiply
    47,278.92x = 70,793.10 × 28,533.90
  4. Step 4: Simplify right side
    47,278.92x = 2,020,003,236.09
  5. Step 5: Solve for x
    x = 2,020,003,236.09/47,278.92
  6. Step 6: Final answer
    x = 42,725.24

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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.