Home / 36,019.41-49,711.48-20,107.16

Finding the Fourth Proportional to 36,019.41, 49,711.48 and 20,107.16

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Solution

The fourth proportional to 36,019.41, 49,711.48 and 20,107.16 is: 27,750.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,019.41 : 49,711.48 = 20,107.16 : x
  2. Step 2: Convert to fraction form
    36,019.41/49,711.48 = 20,107.16/x
  3. Step 3: Cross multiply
    36,019.41x = 49,711.48 × 20,107.16
  4. Step 4: Simplify right side
    36,019.41x = 999,556,682.20
  5. Step 5: Solve for x
    x = 999,556,682.20/36,019.41
  6. Step 6: Final answer
    x = 27,750.50

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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.