Home / 26,717.40-40,079.70-9,192.60

Finding the Fourth Proportional to 26,717.40, 40,079.70 and 9,192.60

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Solution

The fourth proportional to 26,717.40, 40,079.70 and 9,192.60 is: 13,790.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,717.40 : 40,079.70 = 9,192.60 : x
  2. Step 2: Convert to fraction form
    26,717.40/40,079.70 = 9,192.60/x
  3. Step 3: Cross multiply
    26,717.40x = 40,079.70 × 9,192.60
  4. Step 4: Simplify right side
    26,717.40x = 368,436,650.22
  5. Step 5: Solve for x
    x = 368,436,650.22/26,717.40
  6. Step 6: Final answer
    x = 13,790.14

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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.