Home / 36,162.81-49,904.19-20,247.39

Finding the Fourth Proportional to 36,162.81, 49,904.19 and 20,247.39

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Solution

The fourth proportional to 36,162.81, 49,904.19 and 20,247.39 is: 27,941.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,162.81 : 49,904.19 = 20,247.39 : x
  2. Step 2: Convert to fraction form
    36,162.81/49,904.19 = 20,247.39/x
  3. Step 3: Cross multiply
    36,162.81x = 49,904.19 × 20,247.39
  4. Step 4: Simplify right side
    36,162.81x = 1,010,429,597.56
  5. Step 5: Solve for x
    x = 1,010,429,597.56/36,162.81
  6. Step 6: Final answer
    x = 27,941.13

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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.