Home / 15,499.84-23,249.56-3,813.16

Finding the Fourth Proportional to 15,499.84, 23,249.56 and 3,813.16

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Solution

The fourth proportional to 15,499.84, 23,249.56 and 3,813.16 is: 5,719.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,499.84 : 23,249.56 = 3,813.16 : x
  2. Step 2: Convert to fraction form
    15,499.84/23,249.56 = 3,813.16/x
  3. Step 3: Cross multiply
    15,499.84x = 23,249.56 × 3,813.16
  4. Step 4: Simplify right side
    15,499.84x = 88,654,292.21
  5. Step 5: Solve for x
    x = 88,654,292.21/15,499.84
  6. Step 6: Final answer
    x = 5,719.69

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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.