Home / 26,929.06-40,387.31-10,282.98

Finding the Fourth Proportional to 26,929.06, 40,387.31 and 10,282.98

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Solution

The fourth proportional to 26,929.06, 40,387.31 and 10,282.98 is: 15,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,929.06 : 40,387.31 = 10,282.98 : x
  2. Step 2: Convert to fraction form
    26,929.06/40,387.31 = 10,282.98/x
  3. Step 3: Cross multiply
    26,929.06x = 40,387.31 × 10,282.98
  4. Step 4: Simplify right side
    26,929.06x = 415,301,900.98
  5. Step 5: Solve for x
    x = 415,301,900.98/26,929.06
  6. Step 6: Final answer
    x = 15,422.07

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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.