Home / 55,049.40-75,965.34-29,898.84

Finding the Fourth Proportional to 55,049.40, 75,965.34 and 29,898.84

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Solution

The fourth proportional to 55,049.40, 75,965.34 and 29,898.84 is: 41,258.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049.40 : 75,965.34 = 29,898.84 : x
  2. Step 2: Convert to fraction form
    55,049.40/75,965.34 = 29,898.84/x
  3. Step 3: Cross multiply
    55,049.40x = 75,965.34 × 29,898.84
  4. Step 4: Simplify right side
    55,049.40x = 2,271,275,546.21
  5. Step 5: Solve for x
    x = 2,271,275,546.21/55,049.40
  6. Step 6: Final answer
    x = 41,258.86

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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.