Home / 15,953.91-22,014.23-8,879.37

Finding the Fourth Proportional to 15,953.91, 22,014.23 and 8,879.37

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Solution

The fourth proportional to 15,953.91, 22,014.23 and 8,879.37 is: 12,252.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,953.91 : 22,014.23 = 8,879.37 : x
  2. Step 2: Convert to fraction form
    15,953.91/22,014.23 = 8,879.37/x
  3. Step 3: Cross multiply
    15,953.91x = 22,014.23 × 8,879.37
  4. Step 4: Simplify right side
    15,953.91x = 195,472,449.04
  5. Step 5: Solve for x
    x = 195,472,449.04/15,953.91
  6. Step 6: Final answer
    x = 12,252.32

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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.