Home / 27,264.15-40,888.31-10,620.45

Finding the Fourth Proportional to 27,264.15, 40,888.31 and 10,620.45

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Solution

The fourth proportional to 27,264.15, 40,888.31 and 10,620.45 is: 15,927.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,264.15 : 40,888.31 = 10,620.45 : x
  2. Step 2: Convert to fraction form
    27,264.15/40,888.31 = 10,620.45/x
  3. Step 3: Cross multiply
    27,264.15x = 40,888.31 × 10,620.45
  4. Step 4: Simplify right side
    27,264.15x = 434,252,198.84
  5. Step 5: Solve for x
    x = 434,252,198.84/27,264.15
  6. Step 6: Final answer
    x = 15,927.59

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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.