Home / 23,339.48-32,209.26-12,729.72

Finding the Fourth Proportional to 23,339.48, 32,209.26 and 12,729.72

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Solution

The fourth proportional to 23,339.48, 32,209.26 and 12,729.72 is: 17,567.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,339.48 : 32,209.26 = 12,729.72 : x
  2. Step 2: Convert to fraction form
    23,339.48/32,209.26 = 12,729.72/x
  3. Step 3: Cross multiply
    23,339.48x = 32,209.26 × 12,729.72
  4. Step 4: Simplify right side
    23,339.48x = 410,014,861.21
  5. Step 5: Solve for x
    x = 410,014,861.21/23,339.48
  6. Step 6: Final answer
    x = 17,567.44

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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.