Home / 30,323.97-45,454.77-11,599.61

Finding the Fourth Proportional to 30,323.97, 45,454.77 and 11,599.61

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Solution

The fourth proportional to 30,323.97, 45,454.77 and 11,599.61 is: 17,387.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,323.97 : 45,454.77 = 11,599.61 : x
  2. Step 2: Convert to fraction form
    30,323.97/45,454.77 = 11,599.61/x
  3. Step 3: Cross multiply
    30,323.97x = 45,454.77 × 11,599.61
  4. Step 4: Simplify right side
    30,323.97x = 527,257,377.37
  5. Step 5: Solve for x
    x = 527,257,377.37/30,323.97
  6. Step 6: Final answer
    x = 17,387.48

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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.