Home / 36,019.50-49,708.53-20,104.08

Finding the Fourth Proportional to 36,019.50, 49,708.53 and 20,104.08

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Solution

The fourth proportional to 36,019.50, 49,708.53 and 20,104.08 is: 27,744.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,019.50 : 49,708.53 = 20,104.08 : x
  2. Step 2: Convert to fraction form
    36,019.50/49,708.53 = 20,104.08/x
  3. Step 3: Cross multiply
    36,019.50x = 49,708.53 × 20,104.08
  4. Step 4: Simplify right side
    36,019.50x = 999,344,263.80
  5. Step 5: Solve for x
    x = 999,344,263.80/36,019.50
  6. Step 6: Final answer
    x = 27,744.53

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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.