Home / 23,221.76-32,045.73-12,611.46

Finding the Fourth Proportional to 23,221.76, 32,045.73 and 12,611.46

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Solution

The fourth proportional to 23,221.76, 32,045.73 and 12,611.46 is: 17,403.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,221.76 : 32,045.73 = 12,611.46 : x
  2. Step 2: Convert to fraction form
    23,221.76/32,045.73 = 12,611.46/x
  3. Step 3: Cross multiply
    23,221.76x = 32,045.73 × 12,611.46
  4. Step 4: Simplify right side
    23,221.76x = 404,143,442.07
  5. Step 5: Solve for x
    x = 404,143,442.07/23,221.76
  6. Step 6: Final answer
    x = 17,403.66

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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.