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Finding the Fourth Proportional to 27,866.19, 41,807.03 and 11,222.32

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Solution

The fourth proportional to 27,866.19, 41,807.03 and 11,222.32 is: 16,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,866.19 : 41,807.03 = 11,222.32 : x
  2. Step 2: Convert to fraction form
    27,866.19/41,807.03 = 11,222.32/x
  3. Step 3: Cross multiply
    27,866.19x = 41,807.03 × 11,222.32
  4. Step 4: Simplify right side
    27,866.19x = 469,171,935.81
  5. Step 5: Solve for x
    x = 469,171,935.81/27,866.19
  6. Step 6: Final answer
    x = 16,836.60

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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.