Home / 26,783.60-40,170.36-9,253.52

Finding the Fourth Proportional to 26,783.60, 40,170.36 and 9,253.52

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Solution

The fourth proportional to 26,783.60, 40,170.36 and 9,253.52 is: 13,878.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,783.60 : 40,170.36 = 9,253.52 : x
  2. Step 2: Convert to fraction form
    26,783.60/40,170.36 = 9,253.52/x
  3. Step 3: Cross multiply
    26,783.60x = 40,170.36 × 9,253.52
  4. Step 4: Simplify right side
    26,783.60x = 371,717,229.67
  5. Step 5: Solve for x
    x = 371,717,229.67/26,783.60
  6. Step 6: Final answer
    x = 13,878.54

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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.