Home / 38,261.74-52,800.47-21,265.78

Finding the Fourth Proportional to 38,261.74, 52,800.47 and 21,265.78

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Solution

The fourth proportional to 38,261.74, 52,800.47 and 21,265.78 is: 29,346.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,261.74 : 52,800.47 = 21,265.78 : x
  2. Step 2: Convert to fraction form
    38,261.74/52,800.47 = 21,265.78/x
  3. Step 3: Cross multiply
    38,261.74x = 52,800.47 × 21,265.78
  4. Step 4: Simplify right side
    38,261.74x = 1,122,843,178.92
  5. Step 5: Solve for x
    x = 1,122,843,178.92/38,261.74
  6. Step 6: Final answer
    x = 29,346.37

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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.