Home / 23,666.62-32,659.22-12,911.80

Finding the Fourth Proportional to 23,666.62, 32,659.22 and 12,911.80

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Solution

The fourth proportional to 23,666.62, 32,659.22 and 12,911.80 is: 17,817.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,666.62 : 32,659.22 = 12,911.80 : x
  2. Step 2: Convert to fraction form
    23,666.62/32,659.22 = 12,911.80/x
  3. Step 3: Cross multiply
    23,666.62x = 32,659.22 × 12,911.80
  4. Step 4: Simplify right side
    23,666.62x = 421,689,316.80
  5. Step 5: Solve for x
    x = 421,689,316.80/23,666.62
  6. Step 6: Final answer
    x = 17,817.89

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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.