Home / 36,719.47-50,672.73-20,806.95

Finding the Fourth Proportional to 36,719.47, 50,672.73 and 20,806.95

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Solution

The fourth proportional to 36,719.47, 50,672.73 and 20,806.95 is: 28,713.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,719.47 : 50,672.73 = 20,806.95 : x
  2. Step 2: Convert to fraction form
    36,719.47/50,672.73 = 20,806.95/x
  3. Step 3: Cross multiply
    36,719.47x = 50,672.73 × 20,806.95
  4. Step 4: Simplify right side
    36,719.47x = 1,054,344,959.47
  5. Step 5: Solve for x
    x = 1,054,344,959.47/36,719.47
  6. Step 6: Final answer
    x = 28,713.51

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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.