Home / 57,335.32-85,968.91-21,799.24

Finding the Fourth Proportional to 57,335.32, 85,968.91 and 21,799.24

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Solution

The fourth proportional to 57,335.32, 85,968.91 and 21,799.24 is: 32,685.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,335.32 : 85,968.91 = 21,799.24 : x
  2. Step 2: Convert to fraction form
    57,335.32/85,968.91 = 21,799.24/x
  3. Step 3: Cross multiply
    57,335.32x = 85,968.91 × 21,799.24
  4. Step 4: Simplify right side
    57,335.32x = 1,874,056,608.79
  5. Step 5: Solve for x
    x = 1,874,056,608.79/57,335.32
  6. Step 6: Final answer
    x = 32,685.90

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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.