Home / 43,166.46-64,755.16-12,001.71

Finding the Fourth Proportional to 43,166.46, 64,755.16 and 12,001.71

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Solution

The fourth proportional to 43,166.46, 64,755.16 and 12,001.71 is: 18,004.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,166.46 : 64,755.16 = 12,001.71 : x
  2. Step 2: Convert to fraction form
    43,166.46/64,755.16 = 12,001.71/x
  3. Step 3: Cross multiply
    43,166.46x = 64,755.16 × 12,001.71
  4. Step 4: Simplify right side
    43,166.46x = 777,172,621.32
  5. Step 5: Solve for x
    x = 777,172,621.32/43,166.46
  6. Step 6: Final answer
    x = 18,004.09

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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.