Home / 30,937.73-42,694.70-17,508.98

Finding the Fourth Proportional to 30,937.73, 42,694.70 and 17,508.98

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Solution

The fourth proportional to 30,937.73, 42,694.70 and 17,508.98 is: 24,162.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,937.73 : 42,694.70 = 17,508.98 : x
  2. Step 2: Convert to fraction form
    30,937.73/42,694.70 = 17,508.98/x
  3. Step 3: Cross multiply
    30,937.73x = 42,694.70 × 17,508.98
  4. Step 4: Simplify right side
    30,937.73x = 747,540,347.39
  5. Step 5: Solve for x
    x = 747,540,347.39/30,937.73
  6. Step 6: Final answer
    x = 24,162.74

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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.