Home / 26,300.93-39,436.80-8,761.19

Finding the Fourth Proportional to 26,300.93, 39,436.80 and 8,761.19

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Solution

The fourth proportional to 26,300.93, 39,436.80 and 8,761.19 is: 13,136.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,300.93 : 39,436.80 = 8,761.19 : x
  2. Step 2: Convert to fraction form
    26,300.93/39,436.80 = 8,761.19/x
  3. Step 3: Cross multiply
    26,300.93x = 39,436.80 × 8,761.19
  4. Step 4: Simplify right side
    26,300.93x = 345,513,297.79
  5. Step 5: Solve for x
    x = 345,513,297.79/26,300.93
  6. Step 6: Final answer
    x = 13,136.92

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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.