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Finding the Fourth Proportional to 33,798.30, 50,699.16 and 15,075.12

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Solution

The fourth proportional to 33,798.30, 50,699.16 and 15,075.12 is: 22,613.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,798.30 : 50,699.16 = 15,075.12 : x
  2. Step 2: Convert to fraction form
    33,798.30/50,699.16 = 15,075.12/x
  3. Step 3: Cross multiply
    33,798.30x = 50,699.16 × 15,075.12
  4. Step 4: Simplify right side
    33,798.30x = 764,295,920.90
  5. Step 5: Solve for x
    x = 764,295,920.90/33,798.30
  6. Step 6: Final answer
    x = 22,613.44

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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.