Home / 53,132.73-79,679.93-17,587.48

Finding the Fourth Proportional to 53,132.73, 79,679.93 and 17,587.48

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Solution

The fourth proportional to 53,132.73, 79,679.93 and 17,587.48 is: 26,374.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,132.73 : 79,679.93 = 17,587.48 : x
  2. Step 2: Convert to fraction form
    53,132.73/79,679.93 = 17,587.48/x
  3. Step 3: Cross multiply
    53,132.73x = 79,679.93 × 17,587.48
  4. Step 4: Simplify right side
    53,132.73x = 1,401,369,020.05
  5. Step 5: Solve for x
    x = 1,401,369,020.05/53,132.73
  6. Step 6: Final answer
    x = 26,374.87

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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.