Home / 17,778.44-24,491.35-15,218.03

Finding the Fourth Proportional to 17,778.44, 24,491.35 and 15,218.03

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Solution

The fourth proportional to 17,778.44, 24,491.35 and 15,218.03 is: 20,964.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,778.44 : 24,491.35 = 15,218.03 : x
  2. Step 2: Convert to fraction form
    17,778.44/24,491.35 = 15,218.03/x
  3. Step 3: Cross multiply
    17,778.44x = 24,491.35 × 15,218.03
  4. Step 4: Simplify right side
    17,778.44x = 372,709,955.93
  5. Step 5: Solve for x
    x = 372,709,955.93/17,778.44
  6. Step 6: Final answer
    x = 20,964.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.