Home / 16,036.06-22,129.91-8,865.87

Finding the Fourth Proportional to 16,036.06, 22,129.91 and 8,865.87

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Solution

The fourth proportional to 16,036.06, 22,129.91 and 8,865.87 is: 12,234.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,036.06 : 22,129.91 = 8,865.87 : x
  2. Step 2: Convert to fraction form
    16,036.06/22,129.91 = 8,865.87/x
  3. Step 3: Cross multiply
    16,036.06x = 22,129.91 × 8,865.87
  4. Step 4: Simplify right side
    16,036.06x = 196,200,905.17
  5. Step 5: Solve for x
    x = 196,200,905.17/16,036.06
  6. Step 6: Final answer
    x = 12,234.98

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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.