Home / 43,921.60-65,885.28-17,622.92

Finding the Fourth Proportional to 43,921.60, 65,885.28 and 17,622.92

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Solution

The fourth proportional to 43,921.60, 65,885.28 and 17,622.92 is: 26,435.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,921.60 : 65,885.28 = 17,622.92 : x
  2. Step 2: Convert to fraction form
    43,921.60/65,885.28 = 17,622.92/x
  3. Step 3: Cross multiply
    43,921.60x = 65,885.28 × 17,622.92
  4. Step 4: Simplify right side
    43,921.60x = 1,161,091,018.62
  5. Step 5: Solve for x
    x = 1,161,091,018.62/43,921.60
  6. Step 6: Final answer
    x = 26,435.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.