Home / 30,326.33-45,492.24-11,605.61

Finding the Fourth Proportional to 30,326.33, 45,492.24 and 11,605.61

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Solution

The fourth proportional to 30,326.33, 45,492.24 and 11,605.61 is: 17,409.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,326.33 : 45,492.24 = 11,605.61 : x
  2. Step 2: Convert to fraction form
    30,326.33/45,492.24 = 11,605.61/x
  3. Step 3: Cross multiply
    30,326.33x = 45,492.24 × 11,605.61
  4. Step 4: Simplify right side
    30,326.33x = 527,965,309.20
  5. Step 5: Solve for x
    x = 527,965,309.20/30,326.33
  6. Step 6: Final answer
    x = 17,409.47

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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.