Home / 26,510.45-39,783.92-10,928.07

Finding the Fourth Proportional to 26,510.45, 39,783.92 and 10,928.07

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Solution

The fourth proportional to 26,510.45, 39,783.92 and 10,928.07 is: 16,399.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,510.45 : 39,783.92 = 10,928.07 : x
  2. Step 2: Convert to fraction form
    26,510.45/39,783.92 = 10,928.07/x
  3. Step 3: Cross multiply
    26,510.45x = 39,783.92 × 10,928.07
  4. Step 4: Simplify right side
    26,510.45x = 434,761,407.99
  5. Step 5: Solve for x
    x = 434,761,407.99/26,510.45
  6. Step 6: Final answer
    x = 16,399.63

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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.