Home / 34,729.44-47,929.20-19,623.84

Finding the Fourth Proportional to 34,729.44, 47,929.20 and 19,623.84

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Solution

The fourth proportional to 34,729.44, 47,929.20 and 19,623.84 is: 27,082.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,729.44 : 47,929.20 = 19,623.84 : x
  2. Step 2: Convert to fraction form
    34,729.44/47,929.20 = 19,623.84/x
  3. Step 3: Cross multiply
    34,729.44x = 47,929.20 × 19,623.84
  4. Step 4: Simplify right side
    34,729.44x = 940,554,952.13
  5. Step 5: Solve for x
    x = 940,554,952.13/34,729.44
  6. Step 6: Final answer
    x = 27,082.35

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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.