Home / 26,605.83-36,731.31-17,665.59

Finding the Fourth Proportional to 26,605.83, 36,731.31 and 17,665.59

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Solution

The fourth proportional to 26,605.83, 36,731.31 and 17,665.59 is: 24,388.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,605.83 : 36,731.31 = 17,665.59 : x
  2. Step 2: Convert to fraction form
    26,605.83/36,731.31 = 17,665.59/x
  3. Step 3: Cross multiply
    26,605.83x = 36,731.31 × 17,665.59
  4. Step 4: Simplify right side
    26,605.83x = 648,880,262.62
  5. Step 5: Solve for x
    x = 648,880,262.62/26,605.83
  6. Step 6: Final answer
    x = 24,388.65

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1.5x scale

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.