Home / 40,902.40-61,353.60-33,612.40

Finding the Fourth Proportional to 40,902.40, 61,353.60 and 33,612.40

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Solution

The fourth proportional to 40,902.40, 61,353.60 and 33,612.40 is: 50,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,902.40 : 61,353.60 = 33,612.40 : x
  2. Step 2: Convert to fraction form
    40,902.40/61,353.60 = 33,612.40/x
  3. Step 3: Cross multiply
    40,902.40x = 61,353.60 × 33,612.40
  4. Step 4: Simplify right side
    40,902.40x = 2,062,241,744.64
  5. Step 5: Solve for x
    x = 2,062,241,744.64/40,902.40
  6. Step 6: Final answer
    x = 50,418.60

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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.