Home / 26,299.93-39,435.30-8,760.19

Finding the Fourth Proportional to 26,299.93, 39,435.30 and 8,760.19

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Solution

The fourth proportional to 26,299.93, 39,435.30 and 8,760.19 is: 13,135.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,299.93 : 39,435.30 = 8,760.19 : x
  2. Step 2: Convert to fraction form
    26,299.93/39,435.30 = 8,760.19/x
  3. Step 3: Cross multiply
    26,299.93x = 39,435.30 × 8,760.19
  4. Step 4: Simplify right side
    26,299.93x = 345,460,720.71
  5. Step 5: Solve for x
    x = 345,460,720.71/26,299.93
  6. Step 6: Final answer
    x = 13,135.42

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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.