Home / 32,218.30-48,326.84-13,238.90

Finding the Fourth Proportional to 32,218.30, 48,326.84 and 13,238.90

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Solution

The fourth proportional to 32,218.30, 48,326.84 and 13,238.90 is: 19,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,218.30 : 48,326.84 = 13,238.90 : x
  2. Step 2: Convert to fraction form
    32,218.30/48,326.84 = 13,238.90/x
  3. Step 3: Cross multiply
    32,218.30x = 48,326.84 × 13,238.90
  4. Step 4: Simplify right side
    32,218.30x = 639,794,202.08
  5. Step 5: Solve for x
    x = 639,794,202.08/32,218.30
  6. Step 6: Final answer
    x = 19,858.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.