Home / 53,248.22-79,842.35-17,690.50

Finding the Fourth Proportional to 53,248.22, 79,842.35 and 17,690.50

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Solution

The fourth proportional to 53,248.22, 79,842.35 and 17,690.50 is: 26,525.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,248.22 : 79,842.35 = 17,690.50 : x
  2. Step 2: Convert to fraction form
    53,248.22/79,842.35 = 17,690.50/x
  3. Step 3: Cross multiply
    53,248.22x = 79,842.35 × 17,690.50
  4. Step 4: Simplify right side
    53,248.22x = 1,412,451,092.68
  5. Step 5: Solve for x
    x = 1,412,451,092.68/53,248.22
  6. Step 6: Final answer
    x = 26,525.79

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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.