Home / 16,111.10-22,230.24-9,736.40

Finding the Fourth Proportional to 16,111.10, 22,230.24 and 9,736.40

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Solution

The fourth proportional to 16,111.10, 22,230.24 and 9,736.40 is: 13,434.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,111.10 : 22,230.24 = 9,736.40 : x
  2. Step 2: Convert to fraction form
    16,111.10/22,230.24 = 9,736.40/x
  3. Step 3: Cross multiply
    16,111.10x = 22,230.24 × 9,736.40
  4. Step 4: Simplify right side
    16,111.10x = 216,442,508.74
  5. Step 5: Solve for x
    x = 216,442,508.74/16,111.10
  6. Step 6: Final answer
    x = 13,434.37

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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.