Home / 26,499.56-39,712.08-20,928.44

Finding the Fourth Proportional to 26,499.56, 39,712.08 and 20,928.44

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Solution

The fourth proportional to 26,499.56, 39,712.08 and 20,928.44 is: 31,363.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,499.56 : 39,712.08 = 20,928.44 : x
  2. Step 2: Convert to fraction form
    26,499.56/39,712.08 = 20,928.44/x
  3. Step 3: Cross multiply
    26,499.56x = 39,712.08 × 20,928.44
  4. Step 4: Simplify right side
    26,499.56x = 831,111,883.56
  5. Step 5: Solve for x
    x = 831,111,883.56/26,499.56
  6. Step 6: Final answer
    x = 31,363.23

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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.