Home / 23,380.13-32,263.36-13,308.54

Finding the Fourth Proportional to 23,380.13, 32,263.36 and 13,308.54

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Solution

The fourth proportional to 23,380.13, 32,263.36 and 13,308.54 is: 18,365.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,380.13 : 32,263.36 = 13,308.54 : x
  2. Step 2: Convert to fraction form
    23,380.13/32,263.36 = 13,308.54/x
  3. Step 3: Cross multiply
    23,380.13x = 32,263.36 × 13,308.54
  4. Step 4: Simplify right side
    23,380.13x = 429,378,137.70
  5. Step 5: Solve for x
    x = 429,378,137.70/23,380.13
  6. Step 6: Final answer
    x = 18,365.09

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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.