Home / 14,235.91-21,342.33-5,922.15

Finding the Fourth Proportional to 14,235.91, 21,342.33 and 5,922.15

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Solution

The fourth proportional to 14,235.91, 21,342.33 and 5,922.15 is: 8,878.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235.91 : 21,342.33 = 5,922.15 : x
  2. Step 2: Convert to fraction form
    14,235.91/21,342.33 = 5,922.15/x
  3. Step 3: Cross multiply
    14,235.91x = 21,342.33 × 5,922.15
  4. Step 4: Simplify right side
    14,235.91x = 126,392,479.61
  5. Step 5: Solve for x
    x = 126,392,479.61/14,235.91
  6. Step 6: Final answer
    x = 8,878.43

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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.