Home / 35,134.75-48,487.15-20,029.64

Finding the Fourth Proportional to 35,134.75, 48,487.15 and 20,029.64

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Solution

The fourth proportional to 35,134.75, 48,487.15 and 20,029.64 is: 27,641.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,134.75 : 48,487.15 = 20,029.64 : x
  2. Step 2: Convert to fraction form
    35,134.75/48,487.15 = 20,029.64/x
  3. Step 3: Cross multiply
    35,134.75x = 48,487.15 × 20,029.64
  4. Step 4: Simplify right side
    35,134.75x = 971,180,305.38
  5. Step 5: Solve for x
    x = 971,180,305.38/35,134.75
  6. Step 6: Final answer
    x = 27,641.59

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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.