Home / 30,963.67-42,730.44-17,534.88

Finding the Fourth Proportional to 30,963.67, 42,730.44 and 17,534.88

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Solution

The fourth proportional to 30,963.67, 42,730.44 and 17,534.88 is: 24,198.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,963.67 : 42,730.44 = 17,534.88 : x
  2. Step 2: Convert to fraction form
    30,963.67/42,730.44 = 17,534.88/x
  3. Step 3: Cross multiply
    30,963.67x = 42,730.44 × 17,534.88
  4. Step 4: Simplify right side
    30,963.67x = 749,273,071.99
  5. Step 5: Solve for x
    x = 749,273,071.99/30,963.67
  6. Step 6: Final answer
    x = 24,198.46

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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.