Home / 36,151.44-49,888.93-20,238.95

Finding the Fourth Proportional to 36,151.44, 49,888.93 and 20,238.95

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Solution

The fourth proportional to 36,151.44, 49,888.93 and 20,238.95 is: 27,929.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,151.44 : 49,888.93 = 20,238.95 : x
  2. Step 2: Convert to fraction form
    36,151.44/49,888.93 = 20,238.95/x
  3. Step 3: Cross multiply
    36,151.44x = 49,888.93 × 20,238.95
  4. Step 4: Simplify right side
    36,151.44x = 1,009,699,559.82
  5. Step 5: Solve for x
    x = 1,009,699,559.82/36,151.44
  6. Step 6: Final answer
    x = 27,929.72

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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.