Home / 36,002.07-49,682.87-20,086.18

Finding the Fourth Proportional to 36,002.07, 49,682.87 and 20,086.18

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Solution

The fourth proportional to 36,002.07, 49,682.87 and 20,086.18 is: 27,718.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,002.07 : 49,682.87 = 20,086.18 : x
  2. Step 2: Convert to fraction form
    36,002.07/49,682.87 = 20,086.18/x
  3. Step 3: Cross multiply
    36,002.07x = 49,682.87 × 20,086.18
  4. Step 4: Simplify right side
    36,002.07x = 997,938,920.42
  5. Step 5: Solve for x
    x = 997,938,920.42/36,002.07
  6. Step 6: Final answer
    x = 27,718.93

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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.