Home / 52,827.90-79,243.11-17,767.55

Finding the Fourth Proportional to 52,827.90, 79,243.11 and 17,767.55

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Solution

The fourth proportional to 52,827.90, 79,243.11 and 17,767.55 is: 26,651.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,827.90 : 79,243.11 = 17,767.55 : x
  2. Step 2: Convert to fraction form
    52,827.90/79,243.11 = 17,767.55/x
  3. Step 3: Cross multiply
    52,827.90x = 79,243.11 × 17,767.55
  4. Step 4: Simplify right side
    52,827.90x = 1,407,956,117.19
  5. Step 5: Solve for x
    x = 1,407,956,117.19/52,827.90
  6. Step 6: Final answer
    x = 26,651.75

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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.