Home / 35,228.55-48,617.39-20,896.88

Finding the Fourth Proportional to 35,228.55, 48,617.39 and 20,896.88

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Solution

The fourth proportional to 35,228.55, 48,617.39 and 20,896.88 is: 28,838.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,228.55 : 48,617.39 = 20,896.88 : x
  2. Step 2: Convert to fraction form
    35,228.55/48,617.39 = 20,896.88/x
  3. Step 3: Cross multiply
    35,228.55x = 48,617.39 × 20,896.88
  4. Step 4: Simplify right side
    35,228.55x = 1,015,951,417.17
  5. Step 5: Solve for x
    x = 1,015,951,417.17/35,228.55
  6. Step 6: Final answer
    x = 28,838.87

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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.