Home / 16,575.78-22,883.04-12,790.44

Finding the Fourth Proportional to 16,575.78, 22,883.04 and 12,790.44

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Solution

The fourth proportional to 16,575.78, 22,883.04 and 12,790.44 is: 17,657.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,575.78 : 22,883.04 = 12,790.44 : x
  2. Step 2: Convert to fraction form
    16,575.78/22,883.04 = 12,790.44/x
  3. Step 3: Cross multiply
    16,575.78x = 22,883.04 × 12,790.44
  4. Step 4: Simplify right side
    16,575.78x = 292,684,150.14
  5. Step 5: Solve for x
    x = 292,684,150.14/16,575.78
  6. Step 6: Final answer
    x = 17,657.34

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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.