Home / 35,197.76-48,560.82-20,079.56

Finding the Fourth Proportional to 35,197.76, 48,560.82 and 20,079.56

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Solution

The fourth proportional to 35,197.76, 48,560.82 and 20,079.56 is: 27,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,197.76 : 48,560.82 = 20,079.56 : x
  2. Step 2: Convert to fraction form
    35,197.76/48,560.82 = 20,079.56/x
  3. Step 3: Cross multiply
    35,197.76x = 48,560.82 × 20,079.56
  4. Step 4: Simplify right side
    35,197.76x = 975,079,898.84
  5. Step 5: Solve for x
    x = 975,079,898.84/35,197.76
  6. Step 6: Final answer
    x = 27,702.90

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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.