Home / 23,289.52-32,138.52-12,679.14

Finding the Fourth Proportional to 23,289.52, 32,138.52 and 12,679.14

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Solution

The fourth proportional to 23,289.52, 32,138.52 and 12,679.14 is: 17,496.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,289.52 : 32,138.52 = 12,679.14 : x
  2. Step 2: Convert to fraction form
    23,289.52/32,138.52 = 12,679.14/x
  3. Step 3: Cross multiply
    23,289.52x = 32,138.52 × 12,679.14
  4. Step 4: Simplify right side
    23,289.52x = 407,488,794.47
  5. Step 5: Solve for x
    x = 407,488,794.47/23,289.52
  6. Step 6: Final answer
    x = 17,496.66

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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.