Home / 17,693.12-26,542.72-7,299.20

Finding the Fourth Proportional to 17,693.12, 26,542.72 and 7,299.20

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Solution

The fourth proportional to 17,693.12, 26,542.72 and 7,299.20 is: 10,950.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,693.12 : 26,542.72 = 7,299.20 : x
  2. Step 2: Convert to fraction form
    17,693.12/26,542.72 = 7,299.20/x
  3. Step 3: Cross multiply
    17,693.12x = 26,542.72 × 7,299.20
  4. Step 4: Simplify right side
    17,693.12x = 193,740,621.82
  5. Step 5: Solve for x
    x = 193,740,621.82/17,693.12
  6. Step 6: Final answer
    x = 10,950.05

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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.