Home / 36,806.88-50,804.96-20,901.92

Finding the Fourth Proportional to 36,806.88, 50,804.96 and 20,901.92

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Solution

The fourth proportional to 36,806.88, 50,804.96 and 20,901.92 is: 28,851.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,806.88 : 50,804.96 = 20,901.92 : x
  2. Step 2: Convert to fraction form
    36,806.88/50,804.96 = 20,901.92/x
  3. Step 3: Cross multiply
    36,806.88x = 50,804.96 × 20,901.92
  4. Step 4: Simplify right side
    36,806.88x = 1,061,921,209.52
  5. Step 5: Solve for x
    x = 1,061,921,209.52/36,806.88
  6. Step 6: Final answer
    x = 28,851.16

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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.