Home / 26,910.96-40,366.59-9,380.70

Finding the Fourth Proportional to 26,910.96, 40,366.59 and 9,380.70

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Solution

The fourth proportional to 26,910.96, 40,366.59 and 9,380.70 is: 14,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,910.96 : 40,366.59 = 9,380.70 : x
  2. Step 2: Convert to fraction form
    26,910.96/40,366.59 = 9,380.70/x
  3. Step 3: Cross multiply
    26,910.96x = 40,366.59 × 9,380.70
  4. Step 4: Simplify right side
    26,910.96x = 378,666,870.81
  5. Step 5: Solve for x
    x = 378,666,870.81/26,910.96
  6. Step 6: Final answer
    x = 14,071.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.