Home / 36,722.07-50,674.47-20,806.17

Finding the Fourth Proportional to 36,722.07, 50,674.47 and 20,806.17

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Solution

The fourth proportional to 36,722.07, 50,674.47 and 20,806.17 is: 28,711.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,722.07 : 50,674.47 = 20,806.17 : x
  2. Step 2: Convert to fraction form
    36,722.07/50,674.47 = 20,806.17/x
  3. Step 3: Cross multiply
    36,722.07x = 50,674.47 × 20,806.17
  4. Step 4: Simplify right side
    36,722.07x = 1,054,341,637.48
  5. Step 5: Solve for x
    x = 1,054,341,637.48/36,722.07
  6. Step 6: Final answer
    x = 28,711.39

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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.