Home / 26,670.82-36,804.62-15,339.46

Finding the Fourth Proportional to 26,670.82, 36,804.62 and 15,339.46

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Solution

The fourth proportional to 26,670.82, 36,804.62 and 15,339.46 is: 21,167.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,670.82 : 36,804.62 = 15,339.46 : x
  2. Step 2: Convert to fraction form
    26,670.82/36,804.62 = 15,339.46/x
  3. Step 3: Cross multiply
    26,670.82x = 36,804.62 × 15,339.46
  4. Step 4: Simplify right side
    26,670.82x = 564,562,996.31
  5. Step 5: Solve for x
    x = 564,562,996.31/26,670.82
  6. Step 6: Final answer
    x = 21,167.82

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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.