Home / 19,216.28-28,833.30-7,366.15

Finding the Fourth Proportional to 19,216.28, 28,833.30 and 7,366.15

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Solution

The fourth proportional to 19,216.28, 28,833.30 and 7,366.15 is: 11,052.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.28 : 28,833.30 = 7,366.15 : x
  2. Step 2: Convert to fraction form
    19,216.28/28,833.30 = 7,366.15/x
  3. Step 3: Cross multiply
    19,216.28x = 28,833.30 × 7,366.15
  4. Step 4: Simplify right side
    19,216.28x = 212,390,412.80
  5. Step 5: Solve for x
    x = 212,390,412.80/19,216.28
  6. Step 6: Final answer
    x = 11,052.63

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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.