Home / 53,713.64-80,579.17-18,177.15

Finding the Fourth Proportional to 53,713.64, 80,579.17 and 18,177.15

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Solution

The fourth proportional to 53,713.64, 80,579.17 and 18,177.15 is: 27,268.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,713.64 : 80,579.17 = 18,177.15 : x
  2. Step 2: Convert to fraction form
    53,713.64/80,579.17 = 18,177.15/x
  3. Step 3: Cross multiply
    53,713.64x = 80,579.17 × 18,177.15
  4. Step 4: Simplify right side
    53,713.64x = 1,464,699,614.52
  5. Step 5: Solve for x
    x = 1,464,699,614.52/53,713.64
  6. Step 6: Final answer
    x = 27,268.67

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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.