Home / 26,213.40-36,186.75-16,787.34

Finding the Fourth Proportional to 26,213.40, 36,186.75 and 16,787.34

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Solution

The fourth proportional to 26,213.40, 36,186.75 and 16,787.34 is: 23,174.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,213.40 : 36,186.75 = 16,787.34 : x
  2. Step 2: Convert to fraction form
    26,213.40/36,186.75 = 16,787.34/x
  3. Step 3: Cross multiply
    26,213.40x = 36,186.75 × 16,787.34
  4. Step 4: Simplify right side
    26,213.40x = 607,479,275.75
  5. Step 5: Solve for x
    x = 607,479,275.75/26,213.40
  6. Step 6: Final answer
    x = 23,174.38

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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.