Home / 30,275.00-45,414.83-9,216.85

Finding the Fourth Proportional to 30,275.00, 45,414.83 and 9,216.85

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Solution

The fourth proportional to 30,275.00, 45,414.83 and 9,216.85 is: 13,825.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,275.00 : 45,414.83 = 9,216.85 : x
  2. Step 2: Convert to fraction form
    30,275.00/45,414.83 = 9,216.85/x
  3. Step 3: Cross multiply
    30,275.00x = 45,414.83 × 9,216.85
  4. Step 4: Simplify right side
    30,275.00x = 418,581,490.97
  5. Step 5: Solve for x
    x = 418,581,490.97/30,275.00
  6. Step 6: Final answer
    x = 13,825.98

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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.