Home / 35,265.97-48,667.03-20,158.95

Finding the Fourth Proportional to 35,265.97, 48,667.03 and 20,158.95

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Solution

The fourth proportional to 35,265.97, 48,667.03 and 20,158.95 is: 27,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,265.97 : 48,667.03 = 20,158.95 : x
  2. Step 2: Convert to fraction form
    35,265.97/48,667.03 = 20,158.95/x
  3. Step 3: Cross multiply
    35,265.97x = 48,667.03 × 20,158.95
  4. Step 4: Simplify right side
    35,265.97x = 981,076,224.42
  5. Step 5: Solve for x
    x = 981,076,224.42/35,265.97
  6. Step 6: Final answer
    x = 27,819.35

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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.