Home / 30,143.97-41,596.65-16,714.72

Finding the Fourth Proportional to 30,143.97, 41,596.65 and 16,714.72

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Solution

The fourth proportional to 30,143.97, 41,596.65 and 16,714.72 is: 23,065.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,143.97 : 41,596.65 = 16,714.72 : x
  2. Step 2: Convert to fraction form
    30,143.97/41,596.65 = 16,714.72/x
  3. Step 3: Cross multiply
    30,143.97x = 41,596.65 × 16,714.72
  4. Step 4: Simplify right side
    30,143.97x = 695,276,409.68
  5. Step 5: Solve for x
    x = 695,276,409.68/30,143.97
  6. Step 6: Final answer
    x = 23,065.19

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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.