Home / 26,772.76-40,164.58-9,240.30

Finding the Fourth Proportional to 26,772.76, 40,164.58 and 9,240.30

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Solution

The fourth proportional to 26,772.76, 40,164.58 and 9,240.30 is: 13,862.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,772.76 : 40,164.58 = 9,240.30 : x
  2. Step 2: Convert to fraction form
    26,772.76/40,164.58 = 9,240.30/x
  3. Step 3: Cross multiply
    26,772.76x = 40,164.58 × 9,240.30
  4. Step 4: Simplify right side
    26,772.76x = 371,132,768.57
  5. Step 5: Solve for x
    x = 371,132,768.57/26,772.76
  6. Step 6: Final answer
    x = 13,862.33

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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.