Home / 15,229.36-22,855.58-6,470.42

Finding the Fourth Proportional to 15,229.36, 22,855.58 and 6,470.42

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Solution

The fourth proportional to 15,229.36, 22,855.58 and 6,470.42 is: 9,710.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,229.36 : 22,855.58 = 6,470.42 : x
  2. Step 2: Convert to fraction form
    15,229.36/22,855.58 = 6,470.42/x
  3. Step 3: Cross multiply
    15,229.36x = 22,855.58 × 6,470.42
  4. Step 4: Simplify right side
    15,229.36x = 147,885,201.94
  5. Step 5: Solve for x
    x = 147,885,201.94/15,229.36
  6. Step 6: Final answer
    x = 9,710.53

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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.