Home / 18,860.75-26,027.85-10,363.42

Finding the Fourth Proportional to 18,860.75, 26,027.85 and 10,363.42

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Solution

The fourth proportional to 18,860.75, 26,027.85 and 10,363.42 is: 14,301.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,860.75 : 26,027.85 = 10,363.42 : x
  2. Step 2: Convert to fraction form
    18,860.75/26,027.85 = 10,363.42/x
  3. Step 3: Cross multiply
    18,860.75x = 26,027.85 × 10,363.42
  4. Step 4: Simplify right side
    18,860.75x = 269,737,612.64
  5. Step 5: Solve for x
    x = 269,737,612.64/18,860.75
  6. Step 6: Final answer
    x = 14,301.53

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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.