Home / 34,223.80-51,345.30-16,694.20

Finding the Fourth Proportional to 34,223.80, 51,345.30 and 16,694.20

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Solution

The fourth proportional to 34,223.80, 51,345.30 and 16,694.20 is: 25,045.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,223.80 : 51,345.30 = 16,694.20 : x
  2. Step 2: Convert to fraction form
    34,223.80/51,345.30 = 16,694.20/x
  3. Step 3: Cross multiply
    34,223.80x = 51,345.30 × 16,694.20
  4. Step 4: Simplify right side
    34,223.80x = 857,168,707.26
  5. Step 5: Solve for x
    x = 857,168,707.26/34,223.80
  6. Step 6: Final answer
    x = 25,045.98

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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.