Home / 23,412.20-32,309.36-12,801.84

Finding the Fourth Proportional to 23,412.20, 32,309.36 and 12,801.84

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Solution

The fourth proportional to 23,412.20, 32,309.36 and 12,801.84 is: 17,666.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,412.20 : 32,309.36 = 12,801.84 : x
  2. Step 2: Convert to fraction form
    23,412.20/32,309.36 = 12,801.84/x
  3. Step 3: Cross multiply
    23,412.20x = 32,309.36 × 12,801.84
  4. Step 4: Simplify right side
    23,412.20x = 413,619,257.22
  5. Step 5: Solve for x
    x = 413,619,257.22/23,412.20
  6. Step 6: Final answer
    x = 17,666.83

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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.