Home / 11,863.74-16,362.63-11,068.86

Finding the Fourth Proportional to 11,863.74, 16,362.63 and 11,068.86

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Solution

The fourth proportional to 11,863.74, 16,362.63 and 11,068.86 is: 15,266.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,863.74 : 16,362.63 = 11,068.86 : x
  2. Step 2: Convert to fraction form
    11,863.74/16,362.63 = 11,068.86/x
  3. Step 3: Cross multiply
    11,863.74x = 16,362.63 × 11,068.86
  4. Step 4: Simplify right side
    11,863.74x = 181,115,660.70
  5. Step 5: Solve for x
    x = 181,115,660.70/11,863.74
  6. Step 6: Final answer
    x = 15,266.32

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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.