Home / 34,793.66-47,999.30-20,641.34

Finding the Fourth Proportional to 34,793.66, 47,999.30 and 20,641.34

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Solution

The fourth proportional to 34,793.66, 47,999.30 and 20,641.34 is: 28,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,793.66 : 47,999.30 = 20,641.34 : x
  2. Step 2: Convert to fraction form
    34,793.66/47,999.30 = 20,641.34/x
  3. Step 3: Cross multiply
    34,793.66x = 47,999.30 × 20,641.34
  4. Step 4: Simplify right side
    34,793.66x = 990,769,871.06
  5. Step 5: Solve for x
    x = 990,769,871.06/34,793.66
  6. Step 6: Final answer
    x = 28,475.59

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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.