Home / 30,599.11-42,227.18-17,173.27

Finding the Fourth Proportional to 30,599.11, 42,227.18 and 17,173.27

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Solution

The fourth proportional to 30,599.11, 42,227.18 and 17,173.27 is: 23,699.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,599.11 : 42,227.18 = 17,173.27 : x
  2. Step 2: Convert to fraction form
    30,599.11/42,227.18 = 17,173.27/x
  3. Step 3: Cross multiply
    30,599.11x = 42,227.18 × 17,173.27
  4. Step 4: Simplify right side
    30,599.11x = 725,178,677.61
  5. Step 5: Solve for x
    x = 725,178,677.61/30,599.11
  6. Step 6: Final answer
    x = 23,699.34

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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.