Home / 23,231.12-32,058.86-12,620.66

Finding the Fourth Proportional to 23,231.12, 32,058.86 and 12,620.66

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Solution

The fourth proportional to 23,231.12, 32,058.86 and 12,620.66 is: 17,416.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,231.12 : 32,058.86 = 12,620.66 : x
  2. Step 2: Convert to fraction form
    23,231.12/32,058.86 = 12,620.66/x
  3. Step 3: Cross multiply
    23,231.12x = 32,058.86 × 12,620.66
  4. Step 4: Simplify right side
    23,231.12x = 404,603,748.65
  5. Step 5: Solve for x
    x = 404,603,748.65/23,231.12
  6. Step 6: Final answer
    x = 17,416.46

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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.