Home / 23,378.88-32,261.64-12,766.44

Finding the Fourth Proportional to 23,378.88, 32,261.64 and 12,766.44

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Solution

The fourth proportional to 23,378.88, 32,261.64 and 12,766.44 is: 17,617.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,378.88 : 32,261.64 = 12,766.44 : x
  2. Step 2: Convert to fraction form
    23,378.88/32,261.64 = 12,766.44/x
  3. Step 3: Cross multiply
    23,378.88x = 32,261.64 × 12,766.44
  4. Step 4: Simplify right side
    23,378.88x = 411,866,291.36
  5. Step 5: Solve for x
    x = 411,866,291.36/23,378.88
  6. Step 6: Final answer
    x = 17,617.02

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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.