Home / 23,340.08-32,209.56-12,729.60

Finding the Fourth Proportional to 23,340.08, 32,209.56 and 12,729.60

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Solution

The fourth proportional to 23,340.08, 32,209.56 and 12,729.60 is: 17,566.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,340.08 : 32,209.56 = 12,729.60 : x
  2. Step 2: Convert to fraction form
    23,340.08/32,209.56 = 12,729.60/x
  3. Step 3: Cross multiply
    23,340.08x = 32,209.56 × 12,729.60
  4. Step 4: Simplify right side
    23,340.08x = 410,014,814.98
  5. Step 5: Solve for x
    x = 410,014,814.98/23,340.08
  6. Step 6: Final answer
    x = 17,566.98

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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.