Home / 53,227.11-79,827.04-15,778.43

Finding the Fourth Proportional to 53,227.11, 79,827.04 and 15,778.43

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Solution

The fourth proportional to 53,227.11, 79,827.04 and 15,778.43 is: 23,663.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,227.11 : 79,827.04 = 15,778.43 : x
  2. Step 2: Convert to fraction form
    53,227.11/79,827.04 = 15,778.43/x
  3. Step 3: Cross multiply
    53,227.11x = 79,827.04 × 15,778.43
  4. Step 4: Simplify right side
    53,227.11x = 1,259,545,327.06
  5. Step 5: Solve for x
    x = 1,259,545,327.06/53,227.11
  6. Step 6: Final answer
    x = 23,663.61

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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.