Home / 26,801.40-40,205.70-9,276.60

Finding the Fourth Proportional to 26,801.40, 40,205.70 and 9,276.60

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Solution

The fourth proportional to 26,801.40, 40,205.70 and 9,276.60 is: 13,916.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,801.40 : 40,205.70 = 9,276.60 : x
  2. Step 2: Convert to fraction form
    26,801.40/40,205.70 = 9,276.60/x
  3. Step 3: Cross multiply
    26,801.40x = 40,205.70 × 9,276.60
  4. Step 4: Simplify right side
    26,801.40x = 372,972,196.62
  5. Step 5: Solve for x
    x = 372,972,196.62/26,801.40
  6. Step 6: Final answer
    x = 13,916.15

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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.