Home / 12,354.27-17,048.66-7,048.23

Finding the Fourth Proportional to 12,354.27, 17,048.66 and 7,048.23

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Solution

The fourth proportional to 12,354.27, 17,048.66 and 7,048.23 is: 9,726.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354.27 : 17,048.66 = 7,048.23 : x
  2. Step 2: Convert to fraction form
    12,354.27/17,048.66 = 7,048.23/x
  3. Step 3: Cross multiply
    12,354.27x = 17,048.66 × 7,048.23
  4. Step 4: Simplify right side
    12,354.27x = 120,162,841.63
  5. Step 5: Solve for x
    x = 120,162,841.63/12,354.27
  6. Step 6: Final answer
    x = 9,726.42

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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.