Home / 15,952.54-22,015.23-8,879.41

Finding the Fourth Proportional to 15,952.54, 22,015.23 and 8,879.41

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Solution

The fourth proportional to 15,952.54, 22,015.23 and 8,879.41 is: 12,253.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,952.54 : 22,015.23 = 8,879.41 : x
  2. Step 2: Convert to fraction form
    15,952.54/22,015.23 = 8,879.41/x
  3. Step 3: Cross multiply
    15,952.54x = 22,015.23 × 8,879.41
  4. Step 4: Simplify right side
    15,952.54x = 195,482,253.41
  5. Step 5: Solve for x
    x = 195,482,253.41/15,952.54
  6. Step 6: Final answer
    x = 12,253.99

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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.