Home / 29,086.07-43,631.22-9,378.77

Finding the Fourth Proportional to 29,086.07, 43,631.22 and 9,378.77

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Solution

The fourth proportional to 29,086.07, 43,631.22 and 9,378.77 is: 14,068.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,086.07 : 43,631.22 = 9,378.77 : x
  2. Step 2: Convert to fraction form
    29,086.07/43,631.22 = 9,378.77/x
  3. Step 3: Cross multiply
    29,086.07x = 43,631.22 × 9,378.77
  4. Step 4: Simplify right side
    29,086.07x = 409,206,994.21
  5. Step 5: Solve for x
    x = 409,206,994.21/29,086.07
  6. Step 6: Final answer
    x = 14,068.83

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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.