Home / 36,218.68-49,981.74-22,071.56

Finding the Fourth Proportional to 36,218.68, 49,981.74 and 22,071.56

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Solution

The fourth proportional to 36,218.68, 49,981.74 and 22,071.56 is: 30,458.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,218.68 : 49,981.74 = 22,071.56 : x
  2. Step 2: Convert to fraction form
    36,218.68/49,981.74 = 22,071.56/x
  3. Step 3: Cross multiply
    36,218.68x = 49,981.74 × 22,071.56
  4. Step 4: Simplify right side
    36,218.68x = 1,103,174,973.31
  5. Step 5: Solve for x
    x = 1,103,174,973.31/36,218.68
  6. Step 6: Final answer
    x = 30,458.73

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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.