Home / 26,812.30-40,205.49-15,722.59

Finding the Fourth Proportional to 26,812.30, 40,205.49 and 15,722.59

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Solution

The fourth proportional to 26,812.30, 40,205.49 and 15,722.59 is: 23,576.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,812.30 : 40,205.49 = 15,722.59 : x
  2. Step 2: Convert to fraction form
    26,812.30/40,205.49 = 15,722.59/x
  3. Step 3: Cross multiply
    26,812.30x = 40,205.49 × 15,722.59
  4. Step 4: Simplify right side
    26,812.30x = 632,134,435.02
  5. Step 5: Solve for x
    x = 632,134,435.02/26,812.30
  6. Step 6: Final answer
    x = 23,576.29

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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.