Home / 27,689.40-41,534.10-16,630.20

Finding the Fourth Proportional to 27,689.40, 41,534.10 and 16,630.20

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Solution

The fourth proportional to 27,689.40, 41,534.10 and 16,630.20 is: 24,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,689.40 : 41,534.10 = 16,630.20 : x
  2. Step 2: Convert to fraction form
    27,689.40/41,534.10 = 16,630.20/x
  3. Step 3: Cross multiply
    27,689.40x = 41,534.10 × 16,630.20
  4. Step 4: Simplify right side
    27,689.40x = 690,720,389.82
  5. Step 5: Solve for x
    x = 690,720,389.82/27,689.40
  6. Step 6: Final answer
    x = 24,945.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.