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Finding the Fourth Proportional to 26,807.79, 40,202.88 and 9,033.68

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Solution

The fourth proportional to 26,807.79, 40,202.88 and 9,033.68 is: 13,547.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,807.79 : 40,202.88 = 9,033.68 : x
  2. Step 2: Convert to fraction form
    26,807.79/40,202.88 = 9,033.68/x
  3. Step 3: Cross multiply
    26,807.79x = 40,202.88 × 9,033.68
  4. Step 4: Simplify right side
    26,807.79x = 363,179,751.98
  5. Step 5: Solve for x
    x = 363,179,751.98/26,807.79
  6. Step 6: Final answer
    x = 13,547.55

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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.