Home / 15,279.44-22,903.16-6,399.84

Finding the Fourth Proportional to 15,279.44, 22,903.16 and 6,399.84

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Solution

The fourth proportional to 15,279.44, 22,903.16 and 6,399.84 is: 9,593.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,279.44 : 22,903.16 = 6,399.84 : x
  2. Step 2: Convert to fraction form
    15,279.44/22,903.16 = 6,399.84/x
  3. Step 3: Cross multiply
    15,279.44x = 22,903.16 × 6,399.84
  4. Step 4: Simplify right side
    15,279.44x = 146,576,559.49
  5. Step 5: Solve for x
    x = 146,576,559.49/15,279.44
  6. Step 6: Final answer
    x = 9,593.06

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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.