Home / 30,714.42-46,053.45-11,972.58

Finding the Fourth Proportional to 30,714.42, 46,053.45 and 11,972.58

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Solution

The fourth proportional to 30,714.42, 46,053.45 and 11,972.58 is: 17,951.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,714.42 : 46,053.45 = 11,972.58 : x
  2. Step 2: Convert to fraction form
    30,714.42/46,053.45 = 11,972.58/x
  3. Step 3: Cross multiply
    30,714.42x = 46,053.45 × 11,972.58
  4. Step 4: Simplify right side
    30,714.42x = 551,378,441.70
  5. Step 5: Solve for x
    x = 551,378,441.70/30,714.42
  6. Step 6: Final answer
    x = 17,951.78

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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.