Home / 23,212.22-34,818.26-8,421.08

Finding the Fourth Proportional to 23,212.22, 34,818.26 and 8,421.08

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Solution

The fourth proportional to 23,212.22, 34,818.26 and 8,421.08 is: 12,631.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,212.22 : 34,818.26 = 8,421.08 : x
  2. Step 2: Convert to fraction form
    23,212.22/34,818.26 = 8,421.08/x
  3. Step 3: Cross multiply
    23,212.22x = 34,818.26 × 8,421.08
  4. Step 4: Simplify right side
    23,212.22x = 293,207,136.72
  5. Step 5: Solve for x
    x = 293,207,136.72/23,212.22
  6. Step 6: Final answer
    x = 12,631.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.