Home / 38,293.58-52,844.64-21,297.75

Finding the Fourth Proportional to 38,293.58, 52,844.64 and 21,297.75

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Solution

The fourth proportional to 38,293.58, 52,844.64 and 21,297.75 is: 29,390.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,293.58 : 52,844.64 = 21,297.75 : x
  2. Step 2: Convert to fraction form
    38,293.58/52,844.64 = 21,297.75/x
  3. Step 3: Cross multiply
    38,293.58x = 52,844.64 × 21,297.75
  4. Step 4: Simplify right side
    38,293.58x = 1,125,471,931.56
  5. Step 5: Solve for x
    x = 1,125,471,931.56/38,293.58
  6. Step 6: Final answer
    x = 29,390.62

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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.