Home / 53,420.04-80,086.86-22,278.60

Finding the Fourth Proportional to 53,420.04, 80,086.86 and 22,278.60

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Solution

The fourth proportional to 53,420.04, 80,086.86 and 22,278.60 is: 33,399.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,420.04 : 80,086.86 = 22,278.60 : x
  2. Step 2: Convert to fraction form
    53,420.04/80,086.86 = 22,278.60/x
  3. Step 3: Cross multiply
    53,420.04x = 80,086.86 × 22,278.60
  4. Step 4: Simplify right side
    53,420.04x = 1,784,223,119.20
  5. Step 5: Solve for x
    x = 1,784,223,119.20/53,420.04
  6. Step 6: Final answer
    x = 33,399.88

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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.