Home / 26,156.40-39,234.60-22,009.20

Finding the Fourth Proportional to 26,156.40, 39,234.60 and 22,009.20

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Solution

The fourth proportional to 26,156.40, 39,234.60 and 22,009.20 is: 33,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,156.40 : 39,234.60 = 22,009.20 : x
  2. Step 2: Convert to fraction form
    26,156.40/39,234.60 = 22,009.20/x
  3. Step 3: Cross multiply
    26,156.40x = 39,234.60 × 22,009.20
  4. Step 4: Simplify right side
    26,156.40x = 863,522,158.32
  5. Step 5: Solve for x
    x = 863,522,158.32/26,156.40
  6. Step 6: Final answer
    x = 33,013.80

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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.