Home / 38,260.64-52,796.52-21,261.92

Finding the Fourth Proportional to 38,260.64, 52,796.52 and 21,261.92

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Solution

The fourth proportional to 38,260.64, 52,796.52 and 21,261.92 is: 29,339.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,260.64 : 52,796.52 = 21,261.92 : x
  2. Step 2: Convert to fraction form
    38,260.64/52,796.52 = 21,261.92/x
  3. Step 3: Cross multiply
    38,260.64x = 52,796.52 × 21,261.92
  4. Step 4: Simplify right side
    38,260.64x = 1,122,555,384.52
  5. Step 5: Solve for x
    x = 1,122,555,384.52/38,260.64
  6. Step 6: Final answer
    x = 29,339.69

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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.