Home / 26,568-36,663.15-14,631.21

Finding the Fourth Proportional to 26,568, 36,663.15 and 14,631.21

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Solution

The fourth proportional to 26,568, 36,663.15 and 14,631.21 is: 20,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,568 : 36,663.15 = 14,631.21 : x
  2. Step 2: Convert to fraction form
    26,568/36,663.15 = 14,631.21/x
  3. Step 3: Cross multiply
    26,568x = 36,663.15 × 14,631.21
  4. Step 4: Simplify right side
    26,568x = 536,426,246.91
  5. Step 5: Solve for x
    x = 536,426,246.91/26,568
  6. Step 6: Final answer
    x = 20,190.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.