Home / 36,005.59-49,682.75-20,086.95

Finding the Fourth Proportional to 36,005.59, 49,682.75 and 20,086.95

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Solution

The fourth proportional to 36,005.59, 49,682.75 and 20,086.95 is: 27,717.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,005.59 : 49,682.75 = 20,086.95 : x
  2. Step 2: Convert to fraction form
    36,005.59/49,682.75 = 20,086.95/x
  3. Step 3: Cross multiply
    36,005.59x = 49,682.75 × 20,086.95
  4. Step 4: Simplify right side
    36,005.59x = 997,974,814.68
  5. Step 5: Solve for x
    x = 997,974,814.68/36,005.59
  6. Step 6: Final answer
    x = 27,717.22

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1.5x scale

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.