Home / 28,795.88-43,195.62-9,075.20

Finding the Fourth Proportional to 28,795.88, 43,195.62 and 9,075.20

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Solution

The fourth proportional to 28,795.88, 43,195.62 and 9,075.20 is: 13,613.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,795.88 : 43,195.62 = 9,075.20 : x
  2. Step 2: Convert to fraction form
    28,795.88/43,195.62 = 9,075.20/x
  3. Step 3: Cross multiply
    28,795.88x = 43,195.62 × 9,075.20
  4. Step 4: Simplify right side
    28,795.88x = 392,008,890.62
  5. Step 5: Solve for x
    x = 392,008,890.62/28,795.88
  6. Step 6: Final answer
    x = 13,613.37

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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.