Home / 53,621.20-80,441.40-22,459.60

Finding the Fourth Proportional to 53,621.20, 80,441.40 and 22,459.60

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Solution

The fourth proportional to 53,621.20, 80,441.40 and 22,459.60 is: 33,693.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,621.20 : 80,441.40 = 22,459.60 : x
  2. Step 2: Convert to fraction form
    53,621.20/80,441.40 = 22,459.60/x
  3. Step 3: Cross multiply
    53,621.20x = 80,441.40 × 22,459.60
  4. Step 4: Simplify right side
    53,621.20x = 1,806,681,667.44
  5. Step 5: Solve for x
    x = 1,806,681,667.44/53,621.20
  6. Step 6: Final answer
    x = 33,693.42

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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.