Home / 27,245.52-40,870.56-11,455.08

Finding the Fourth Proportional to 27,245.52, 40,870.56 and 11,455.08

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Solution

The fourth proportional to 27,245.52, 40,870.56 and 11,455.08 is: 17,183.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245.52 : 40,870.56 = 11,455.08 : x
  2. Step 2: Convert to fraction form
    27,245.52/40,870.56 = 11,455.08/x
  3. Step 3: Cross multiply
    27,245.52x = 40,870.56 × 11,455.08
  4. Step 4: Simplify right side
    27,245.52x = 468,175,534.44
  5. Step 5: Solve for x
    x = 468,175,534.44/27,245.52
  6. Step 6: Final answer
    x = 17,183.58

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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.