Home / 21,587.51-32,378.60-5,793.73

Finding the Fourth Proportional to 21,587.51, 32,378.60 and 5,793.73

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Solution

The fourth proportional to 21,587.51, 32,378.60 and 5,793.73 is: 8,689.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,587.51 : 32,378.60 = 5,793.73 : x
  2. Step 2: Convert to fraction form
    21,587.51/32,378.60 = 5,793.73/x
  3. Step 3: Cross multiply
    21,587.51x = 32,378.60 × 5,793.73
  4. Step 4: Simplify right side
    21,587.51x = 187,592,799.72
  5. Step 5: Solve for x
    x = 187,592,799.72/21,587.51
  6. Step 6: Final answer
    x = 8,689.88

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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.