Home / 30,937.93-42,694.31-17,508.94

Finding the Fourth Proportional to 30,937.93, 42,694.31 and 17,508.94

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Solution

The fourth proportional to 30,937.93, 42,694.31 and 17,508.94 is: 24,162.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,937.93 : 42,694.31 = 17,508.94 : x
  2. Step 2: Convert to fraction form
    30,937.93/42,694.31 = 17,508.94/x
  3. Step 3: Cross multiply
    30,937.93x = 42,694.31 × 17,508.94
  4. Step 4: Simplify right side
    30,937.93x = 747,532,049.17
  5. Step 5: Solve for x
    x = 747,532,049.17/30,937.93
  6. Step 6: Final answer
    x = 24,162.32

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1.5x scale

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.