Home / 34,083.60-47,048.04-19,940.88

Finding the Fourth Proportional to 34,083.60, 47,048.04 and 19,940.88

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Solution

The fourth proportional to 34,083.60, 47,048.04 and 19,940.88 is: 27,525.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,083.60 : 47,048.04 = 19,940.88 : x
  2. Step 2: Convert to fraction form
    34,083.60/47,048.04 = 19,940.88/x
  3. Step 3: Cross multiply
    34,083.60x = 47,048.04 × 19,940.88
  4. Step 4: Simplify right side
    34,083.60x = 938,179,319.88
  5. Step 5: Solve for x
    x = 938,179,319.88/34,083.60
  6. Step 6: Final answer
    x = 27,525.83

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1.5x scale

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.