Home / 30,400.17-45,600.30-11,932.17

Finding the Fourth Proportional to 30,400.17, 45,600.30 and 11,932.17

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Solution

The fourth proportional to 30,400.17, 45,600.30 and 11,932.17 is: 17,898.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,400.17 : 45,600.30 = 11,932.17 : x
  2. Step 2: Convert to fraction form
    30,400.17/45,600.30 = 11,932.17/x
  3. Step 3: Cross multiply
    30,400.17x = 45,600.30 × 11,932.17
  4. Step 4: Simplify right side
    30,400.17x = 544,110,531.65
  5. Step 5: Solve for x
    x = 544,110,531.65/30,400.17
  6. Step 6: Final answer
    x = 17,898.27

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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.