Home / 26,570.77-36,670.26-19,844.72

Finding the Fourth Proportional to 26,570.77, 36,670.26 and 19,844.72

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Solution

The fourth proportional to 26,570.77, 36,670.26 and 19,844.72 is: 27,387.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,570.77 : 36,670.26 = 19,844.72 : x
  2. Step 2: Convert to fraction form
    26,570.77/36,670.26 = 19,844.72/x
  3. Step 3: Cross multiply
    26,570.77x = 36,670.26 × 19,844.72
  4. Step 4: Simplify right side
    26,570.77x = 727,711,179.20
  5. Step 5: Solve for x
    x = 727,711,179.20/26,570.77
  6. Step 6: Final answer
    x = 27,387.65

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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.