Home / 26,009.09-38,990.21-9,357.41

Finding the Fourth Proportional to 26,009.09, 38,990.21 and 9,357.41

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Solution

The fourth proportional to 26,009.09, 38,990.21 and 9,357.41 is: 14,027.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,009.09 : 38,990.21 = 9,357.41 : x
  2. Step 2: Convert to fraction form
    26,009.09/38,990.21 = 9,357.41/x
  3. Step 3: Cross multiply
    26,009.09x = 38,990.21 × 9,357.41
  4. Step 4: Simplify right side
    26,009.09x = 364,847,334.17
  5. Step 5: Solve for x
    x = 364,847,334.17/26,009.09
  6. Step 6: Final answer
    x = 14,027.69

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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.