Home / 23,231.86-32,060.10-12,621.58

Finding the Fourth Proportional to 23,231.86, 32,060.10 and 12,621.58

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Solution

The fourth proportional to 23,231.86, 32,060.10 and 12,621.58 is: 17,417.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,231.86 : 32,060.10 = 12,621.58 : x
  2. Step 2: Convert to fraction form
    23,231.86/32,060.10 = 12,621.58/x
  3. Step 3: Cross multiply
    23,231.86x = 32,060.10 × 12,621.58
  4. Step 4: Simplify right side
    23,231.86x = 404,649,116.96
  5. Step 5: Solve for x
    x = 404,649,116.96/23,231.86
  6. Step 6: Final answer
    x = 17,417.85

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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.