Home / 38,255.56-52,791.99-21,259.50

Finding the Fourth Proportional to 38,255.56, 52,791.99 and 21,259.50

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Solution

The fourth proportional to 38,255.56, 52,791.99 and 21,259.50 is: 29,337.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,255.56 : 52,791.99 = 21,259.50 : x
  2. Step 2: Convert to fraction form
    38,255.56/52,791.99 = 21,259.50/x
  3. Step 3: Cross multiply
    38,255.56x = 52,791.99 × 21,259.50
  4. Step 4: Simplify right side
    38,255.56x = 1,122,331,033.71
  5. Step 5: Solve for x
    x = 1,122,331,033.71/38,255.56
  6. Step 6: Final answer
    x = 29,337.73

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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.