Home / 27,208.16-40,818.72-9,679.52

Finding the Fourth Proportional to 27,208.16, 40,818.72 and 9,679.52

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Solution

The fourth proportional to 27,208.16, 40,818.72 and 9,679.52 is: 14,521.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,208.16 : 40,818.72 = 9,679.52 : x
  2. Step 2: Convert to fraction form
    27,208.16/40,818.72 = 9,679.52/x
  3. Step 3: Cross multiply
    27,208.16x = 40,818.72 × 9,679.52
  4. Step 4: Simplify right side
    27,208.16x = 395,105,616.61
  5. Step 5: Solve for x
    x = 395,105,616.61/27,208.16
  6. Step 6: Final answer
    x = 14,521.59

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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.