Home / 37,766.91-52,119.68-21,637.11

Finding the Fourth Proportional to 37,766.91, 52,119.68 and 21,637.11

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Solution

The fourth proportional to 37,766.91, 52,119.68 and 21,637.11 is: 29,859.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,766.91 : 52,119.68 = 21,637.11 : x
  2. Step 2: Convert to fraction form
    37,766.91/52,119.68 = 21,637.11/x
  3. Step 3: Cross multiply
    37,766.91x = 52,119.68 × 21,637.11
  4. Step 4: Simplify right side
    37,766.91x = 1,127,719,249.32
  5. Step 5: Solve for x
    x = 1,127,719,249.32/37,766.91
  6. Step 6: Final answer
    x = 29,859.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.