Home / 53,076.48-79,616.68-17,538.72

Finding the Fourth Proportional to 53,076.48, 79,616.68 and 17,538.72

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Solution

The fourth proportional to 53,076.48, 79,616.68 and 17,538.72 is: 26,308.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,076.48 : 79,616.68 = 17,538.72 : x
  2. Step 2: Convert to fraction form
    53,076.48/79,616.68 = 17,538.72/x
  3. Step 3: Cross multiply
    53,076.48x = 79,616.68 × 17,538.72
  4. Step 4: Simplify right side
    53,076.48x = 1,396,374,657.85
  5. Step 5: Solve for x
    x = 1,396,374,657.85/53,076.48
  6. Step 6: Final answer
    x = 26,308.73

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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.