Home / 53,224.24-79,844.56-18,155.72

Finding the Fourth Proportional to 53,224.24, 79,844.56 and 18,155.72

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Solution

The fourth proportional to 53,224.24, 79,844.56 and 18,155.72 is: 27,236.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,224.24 : 79,844.56 = 18,155.72 : x
  2. Step 2: Convert to fraction form
    53,224.24/79,844.56 = 18,155.72/x
  3. Step 3: Cross multiply
    53,224.24x = 79,844.56 × 18,155.72
  4. Step 4: Simplify right side
    53,224.24x = 1,449,635,474.88
  5. Step 5: Solve for x
    x = 1,449,635,474.88/53,224.24
  6. Step 6: Final answer
    x = 27,236.38

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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.