Home / 11,202.36-16,787.04-9,972.12

Finding the Fourth Proportional to 11,202.36, 16,787.04 and 9,972.12

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Solution

The fourth proportional to 11,202.36, 16,787.04 and 9,972.12 is: 14,943.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,202.36 : 16,787.04 = 9,972.12 : x
  2. Step 2: Convert to fraction form
    11,202.36/16,787.04 = 9,972.12/x
  3. Step 3: Cross multiply
    11,202.36x = 16,787.04 × 9,972.12
  4. Step 4: Simplify right side
    11,202.36x = 167,402,377.32
  5. Step 5: Solve for x
    x = 167,402,377.32/11,202.36
  6. Step 6: Final answer
    x = 14,943.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.