Home / 23,209.77-34,815.36-5,679.63

Finding the Fourth Proportional to 23,209.77, 34,815.36 and 5,679.63

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Solution

The fourth proportional to 23,209.77, 34,815.36 and 5,679.63 is: 8,519.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,209.77 : 34,815.36 = 5,679.63 : x
  2. Step 2: Convert to fraction form
    23,209.77/34,815.36 = 5,679.63/x
  3. Step 3: Cross multiply
    23,209.77x = 34,815.36 × 5,679.63
  4. Step 4: Simplify right side
    23,209.77x = 197,738,363.12
  5. Step 5: Solve for x
    x = 197,738,363.12/23,209.77
  6. Step 6: Final answer
    x = 8,519.62

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1.5x scale

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.