Home / 36,708.19-50,681.68-28,195.09

Finding the Fourth Proportional to 36,708.19, 50,681.68 and 28,195.09

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Solution

The fourth proportional to 36,708.19, 50,681.68 and 28,195.09 is: 38,927.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,708.19 : 50,681.68 = 28,195.09 : x
  2. Step 2: Convert to fraction form
    36,708.19/50,681.68 = 28,195.09/x
  3. Step 3: Cross multiply
    36,708.19x = 50,681.68 × 28,195.09
  4. Step 4: Simplify right side
    36,708.19x = 1,428,974,528.95
  5. Step 5: Solve for x
    x = 1,428,974,528.95/36,708.19
  6. Step 6: Final answer
    x = 38,927.95

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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.