Home / 30,228.28-45,304.12-17,088.12

Finding the Fourth Proportional to 30,228.28, 45,304.12 and 17,088.12

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Solution

The fourth proportional to 30,228.28, 45,304.12 and 17,088.12 is: 25,610.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,228.28 : 45,304.12 = 17,088.12 : x
  2. Step 2: Convert to fraction form
    30,228.28/45,304.12 = 17,088.12/x
  3. Step 3: Cross multiply
    30,228.28x = 45,304.12 × 17,088.12
  4. Step 4: Simplify right side
    30,228.28x = 774,162,239.05
  5. Step 5: Solve for x
    x = 774,162,239.05/30,228.28
  6. Step 6: Final answer
    x = 25,610.53

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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.