Home / 23,400.02-32,291.55-12,789.73

Finding the Fourth Proportional to 23,400.02, 32,291.55 and 12,789.73

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Solution

The fourth proportional to 23,400.02, 32,291.55 and 12,789.73 is: 17,649.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,400.02 : 32,291.55 = 12,789.73 : x
  2. Step 2: Convert to fraction form
    23,400.02/32,291.55 = 12,789.73/x
  3. Step 3: Cross multiply
    23,400.02x = 32,291.55 × 12,789.73
  4. Step 4: Simplify right side
    23,400.02x = 413,000,205.78
  5. Step 5: Solve for x
    x = 413,000,205.78/23,400.02
  6. Step 6: Final answer
    x = 17,649.57

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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.