Home / 29,630.11-40,881.30-17,689.09

Finding the Fourth Proportional to 29,630.11, 40,881.30 and 17,689.09

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Solution

The fourth proportional to 29,630.11, 40,881.30 and 17,689.09 is: 24,406.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,630.11 : 40,881.30 = 17,689.09 : x
  2. Step 2: Convert to fraction form
    29,630.11/40,881.30 = 17,689.09/x
  3. Step 3: Cross multiply
    29,630.11x = 40,881.30 × 17,689.09
  4. Step 4: Simplify right side
    29,630.11x = 723,152,995.02
  5. Step 5: Solve for x
    x = 723,152,995.02/29,630.11
  6. Step 6: Final answer
    x = 24,406.02

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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.