Home / 19,714.35-29,544.39-8,630.31

Finding the Fourth Proportional to 19,714.35, 29,544.39 and 8,630.31

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Solution

The fourth proportional to 19,714.35, 29,544.39 and 8,630.31 is: 12,933.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,714.35 : 29,544.39 = 8,630.31 : x
  2. Step 2: Convert to fraction form
    19,714.35/29,544.39 = 8,630.31/x
  3. Step 3: Cross multiply
    19,714.35x = 29,544.39 × 8,630.31
  4. Step 4: Simplify right side
    19,714.35x = 254,977,244.46
  5. Step 5: Solve for x
    x = 254,977,244.46/19,714.35
  6. Step 6: Final answer
    x = 12,933.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.