Home / 30,474.32-42,050.36-17,044.88

Finding the Fourth Proportional to 30,474.32, 42,050.36 and 17,044.88

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Solution

The fourth proportional to 30,474.32, 42,050.36 and 17,044.88 is: 23,519.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,474.32 : 42,050.36 = 17,044.88 : x
  2. Step 2: Convert to fraction form
    30,474.32/42,050.36 = 17,044.88/x
  3. Step 3: Cross multiply
    30,474.32x = 42,050.36 × 17,044.88
  4. Step 4: Simplify right side
    30,474.32x = 716,743,340.16
  5. Step 5: Solve for x
    x = 716,743,340.16/30,474.32
  6. Step 6: Final answer
    x = 23,519.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.