Home / 26,509.83-39,775.28-10,923.81

Finding the Fourth Proportional to 26,509.83, 39,775.28 and 10,923.81

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Solution

The fourth proportional to 26,509.83, 39,775.28 and 10,923.81 is: 16,390.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,509.83 : 39,775.28 = 10,923.81 : x
  2. Step 2: Convert to fraction form
    26,509.83/39,775.28 = 10,923.81/x
  3. Step 3: Cross multiply
    26,509.83x = 39,775.28 × 10,923.81
  4. Step 4: Simplify right side
    26,509.83x = 434,497,546.80
  5. Step 5: Solve for x
    x = 434,497,546.80/26,509.83
  6. Step 6: Final answer
    x = 16,390.05

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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.