Home / 26,765.42-36,949.12-18,814.46

Finding the Fourth Proportional to 26,765.42, 36,949.12 and 18,814.46

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Solution

The fourth proportional to 26,765.42, 36,949.12 and 18,814.46 is: 25,972.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,765.42 : 36,949.12 = 18,814.46 : x
  2. Step 2: Convert to fraction form
    26,765.42/36,949.12 = 18,814.46/x
  3. Step 3: Cross multiply
    26,765.42x = 36,949.12 × 18,814.46
  4. Step 4: Simplify right side
    26,765.42x = 695,177,740.28
  5. Step 5: Solve for x
    x = 695,177,740.28/26,765.42
  6. Step 6: Final answer
    x = 25,972.98

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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.