Home / 26,965.11-40,465.89-9,435.09

Finding the Fourth Proportional to 26,965.11, 40,465.89 and 9,435.09

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Solution

The fourth proportional to 26,965.11, 40,465.89 and 9,435.09 is: 14,159.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,965.11 : 40,465.89 = 9,435.09 : x
  2. Step 2: Convert to fraction form
    26,965.11/40,465.89 = 9,435.09/x
  3. Step 3: Cross multiply
    26,965.11x = 40,465.89 × 9,435.09
  4. Step 4: Simplify right side
    26,965.11x = 381,799,314.08
  5. Step 5: Solve for x
    x = 381,799,314.08/26,965.11
  6. Step 6: Final answer
    x = 14,159.01

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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.