Home / 36,001.90-49,682.64-20,086.35

Finding the Fourth Proportional to 36,001.90, 49,682.64 and 20,086.35

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Solution

The fourth proportional to 36,001.90, 49,682.64 and 20,086.35 is: 27,719.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,001.90 : 49,682.64 = 20,086.35 : x
  2. Step 2: Convert to fraction form
    36,001.90/49,682.64 = 20,086.35/x
  3. Step 3: Cross multiply
    36,001.90x = 49,682.64 × 20,086.35
  4. Step 4: Simplify right side
    36,001.90x = 997,942,895.96
  5. Step 5: Solve for x
    x = 997,942,895.96/36,001.90
  6. Step 6: Final answer
    x = 27,719.17

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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.