Home / 23,638.62-32,621.36-12,883.58

Finding the Fourth Proportional to 23,638.62, 32,621.36 and 12,883.58

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Solution

The fourth proportional to 23,638.62, 32,621.36 and 12,883.58 is: 17,779.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,638.62 : 32,621.36 = 12,883.58 : x
  2. Step 2: Convert to fraction form
    23,638.62/32,621.36 = 12,883.58/x
  3. Step 3: Cross multiply
    23,638.62x = 32,621.36 × 12,883.58
  4. Step 4: Simplify right side
    23,638.62x = 420,279,673.74
  5. Step 5: Solve for x
    x = 420,279,673.74/23,638.62
  6. Step 6: Final answer
    x = 17,779.37

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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.