Home / 26,226.35-39,355.93-10,643.98

Finding the Fourth Proportional to 26,226.35, 39,355.93 and 10,643.98

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Solution

The fourth proportional to 26,226.35, 39,355.93 and 10,643.98 is: 15,972.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,226.35 : 39,355.93 = 10,643.98 : x
  2. Step 2: Convert to fraction form
    26,226.35/39,355.93 = 10,643.98/x
  3. Step 3: Cross multiply
    26,226.35x = 39,355.93 × 10,643.98
  4. Step 4: Simplify right side
    26,226.35x = 418,903,508.41
  5. Step 5: Solve for x
    x = 418,903,508.41/26,226.35
  6. Step 6: Final answer
    x = 15,972.62

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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.