Home / 26,782.16-36,974.10-18,297.04

Finding the Fourth Proportional to 26,782.16, 36,974.10 and 18,297.04

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Solution

The fourth proportional to 26,782.16, 36,974.10 and 18,297.04 is: 25,259.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,782.16 : 36,974.10 = 18,297.04 : x
  2. Step 2: Convert to fraction form
    26,782.16/36,974.10 = 18,297.04/x
  3. Step 3: Cross multiply
    26,782.16x = 36,974.10 × 18,297.04
  4. Step 4: Simplify right side
    26,782.16x = 676,516,586.66
  5. Step 5: Solve for x
    x = 676,516,586.66/26,782.16
  6. Step 6: Final answer
    x = 25,259.97

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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.