Home / 16,215.19-22,376.96-8,763.19

Finding the Fourth Proportional to 16,215.19, 22,376.96 and 8,763.19

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Solution

The fourth proportional to 16,215.19, 22,376.96 and 8,763.19 is: 12,093.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,215.19 : 22,376.96 = 8,763.19 : x
  2. Step 2: Convert to fraction form
    16,215.19/22,376.96 = 8,763.19/x
  3. Step 3: Cross multiply
    16,215.19x = 22,376.96 × 8,763.19
  4. Step 4: Simplify right side
    16,215.19x = 196,093,485.21
  5. Step 5: Solve for x
    x = 196,093,485.21/16,215.19
  6. Step 6: Final answer
    x = 12,093.20

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Half scale
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Double scale
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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.