Home / 26,429.71-39,644.57-8,898.07

Finding the Fourth Proportional to 26,429.71, 39,644.57 and 8,898.07

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Solution

The fourth proportional to 26,429.71, 39,644.57 and 8,898.07 is: 13,347.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,429.71 : 39,644.57 = 8,898.07 : x
  2. Step 2: Convert to fraction form
    26,429.71/39,644.57 = 8,898.07/x
  3. Step 3: Cross multiply
    26,429.71x = 39,644.57 × 8,898.07
  4. Step 4: Simplify right side
    26,429.71x = 352,760,158.98
  5. Step 5: Solve for x
    x = 352,760,158.98/26,429.71
  6. Step 6: Final answer
    x = 13,347.11

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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.