Home / 26,156.30-36,103.51-17,210.70

Finding the Fourth Proportional to 26,156.30, 36,103.51 and 17,210.70

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Solution

The fourth proportional to 26,156.30, 36,103.51 and 17,210.70 is: 23,755.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,156.30 : 36,103.51 = 17,210.70 : x
  2. Step 2: Convert to fraction form
    26,156.30/36,103.51 = 17,210.70/x
  3. Step 3: Cross multiply
    26,156.30x = 36,103.51 × 17,210.70
  4. Step 4: Simplify right side
    26,156.30x = 621,366,679.56
  5. Step 5: Solve for x
    x = 621,366,679.56/26,156.30
  6. Step 6: Final answer
    x = 23,755.91

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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.