Home / 26,022.24-39,038.40-8,487.36

Finding the Fourth Proportional to 26,022.24, 39,038.40 and 8,487.36

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Solution

The fourth proportional to 26,022.24, 39,038.40 and 8,487.36 is: 12,732.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,022.24 : 39,038.40 = 8,487.36 : x
  2. Step 2: Convert to fraction form
    26,022.24/39,038.40 = 8,487.36/x
  3. Step 3: Cross multiply
    26,022.24x = 39,038.40 × 8,487.36
  4. Step 4: Simplify right side
    26,022.24x = 331,332,954.62
  5. Step 5: Solve for x
    x = 331,332,954.62/26,022.24
  6. Step 6: Final answer
    x = 12,732.68

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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.