Home / 16,161.66-22,300.52-9,787.16

Finding the Fourth Proportional to 16,161.66, 22,300.52 and 9,787.16

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Solution

The fourth proportional to 16,161.66, 22,300.52 and 9,787.16 is: 13,504.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.66 : 22,300.52 = 9,787.16 : x
  2. Step 2: Convert to fraction form
    16,161.66/22,300.52 = 9,787.16/x
  3. Step 3: Cross multiply
    16,161.66x = 22,300.52 × 9,787.16
  4. Step 4: Simplify right side
    16,161.66x = 218,258,764.14
  5. Step 5: Solve for x
    x = 218,258,764.14/16,161.66
  6. Step 6: Final answer
    x = 13,504.72

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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.