Home / 33,758.76-50,632.82-21,240.47

Finding the Fourth Proportional to 33,758.76, 50,632.82 and 21,240.47

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Solution

The fourth proportional to 33,758.76, 50,632.82 and 21,240.47 is: 31,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,758.76 : 50,632.82 = 21,240.47 : x
  2. Step 2: Convert to fraction form
    33,758.76/50,632.82 = 21,240.47/x
  3. Step 3: Cross multiply
    33,758.76x = 50,632.82 × 21,240.47
  4. Step 4: Simplify right side
    33,758.76x = 1,075,464,534.86
  5. Step 5: Solve for x
    x = 1,075,464,534.86/33,758.76
  6. Step 6: Final answer
    x = 31,857.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.