Home / 35,928.40-53,892.60-18,213.70

Finding the Fourth Proportional to 35,928.40, 53,892.60 and 18,213.70

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Solution

The fourth proportional to 35,928.40, 53,892.60 and 18,213.70 is: 27,320.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,928.40 : 53,892.60 = 18,213.70 : x
  2. Step 2: Convert to fraction form
    35,928.40/53,892.60 = 18,213.70/x
  3. Step 3: Cross multiply
    35,928.40x = 53,892.60 × 18,213.70
  4. Step 4: Simplify right side
    35,928.40x = 981,583,648.62
  5. Step 5: Solve for x
    x = 981,583,648.62/35,928.40
  6. Step 6: Final answer
    x = 27,320.55

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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.