Home / 26,853.45-37,062.24-15,520.98

Finding the Fourth Proportional to 26,853.45, 37,062.24 and 15,520.98

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Solution

The fourth proportional to 26,853.45, 37,062.24 and 15,520.98 is: 21,421.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,853.45 : 37,062.24 = 15,520.98 : x
  2. Step 2: Convert to fraction form
    26,853.45/37,062.24 = 15,520.98/x
  3. Step 3: Cross multiply
    26,853.45x = 37,062.24 × 15,520.98
  4. Step 4: Simplify right side
    26,853.45x = 575,242,285.80
  5. Step 5: Solve for x
    x = 575,242,285.80/26,853.45
  6. Step 6: Final answer
    x = 21,421.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.