Home / 36,190.47-49,934.76-21,852.66

Finding the Fourth Proportional to 36,190.47, 49,934.76 and 21,852.66

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Solution

The fourth proportional to 36,190.47, 49,934.76 and 21,852.66 is: 30,151.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,190.47 : 49,934.76 = 21,852.66 : x
  2. Step 2: Convert to fraction form
    36,190.47/49,934.76 = 21,852.66/x
  3. Step 3: Cross multiply
    36,190.47x = 49,934.76 × 21,852.66
  4. Step 4: Simplify right side
    36,190.47x = 1,091,207,332.46
  5. Step 5: Solve for x
    x = 1,091,207,332.46/36,190.47
  6. Step 6: Final answer
    x = 30,151.79

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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.