Home / 23,416.22-32,315.15-12,805.86

Finding the Fourth Proportional to 23,416.22, 32,315.15 and 12,805.86

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Solution

The fourth proportional to 23,416.22, 32,315.15 and 12,805.86 is: 17,672.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,416.22 : 32,315.15 = 12,805.86 : x
  2. Step 2: Convert to fraction form
    23,416.22/32,315.15 = 12,805.86/x
  3. Step 3: Cross multiply
    23,416.22x = 32,315.15 × 12,805.86
  4. Step 4: Simplify right side
    23,416.22x = 413,823,439.98
  5. Step 5: Solve for x
    x = 413,823,439.98/23,416.22
  6. Step 6: Final answer
    x = 17,672.51

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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.