Home / 11,137.36-16,714.14-8,972.24

Finding the Fourth Proportional to 11,137.36, 16,714.14 and 8,972.24

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Solution

The fourth proportional to 11,137.36, 16,714.14 and 8,972.24 is: 13,464.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.36 : 16,714.14 = 8,972.24 : x
  2. Step 2: Convert to fraction form
    11,137.36/16,714.14 = 8,972.24/x
  3. Step 3: Cross multiply
    11,137.36x = 16,714.14 × 8,972.24
  4. Step 4: Simplify right side
    11,137.36x = 149,963,275.47
  5. Step 5: Solve for x
    x = 149,963,275.47/11,137.36
  6. Step 6: Final answer
    x = 13,464.89

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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.