Home / 26,703.72-39,997.20-13,533.48

Finding the Fourth Proportional to 26,703.72, 39,997.20 and 13,533.48

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Solution

The fourth proportional to 26,703.72, 39,997.20 and 13,533.48 is: 20,270.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,703.72 : 39,997.20 = 13,533.48 : x
  2. Step 2: Convert to fraction form
    26,703.72/39,997.20 = 13,533.48/x
  3. Step 3: Cross multiply
    26,703.72x = 39,997.20 × 13,533.48
  4. Step 4: Simplify right side
    26,703.72x = 541,301,306.26
  5. Step 5: Solve for x
    x = 541,301,306.26/26,703.72
  6. Step 6: Final answer
    x = 20,270.63

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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.