Home / 43,166.27-64,758.21-18,206.27

Finding the Fourth Proportional to 43,166.27, 64,758.21 and 18,206.27

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Solution

The fourth proportional to 43,166.27, 64,758.21 and 18,206.27 is: 27,313.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,166.27 : 64,758.21 = 18,206.27 : x
  2. Step 2: Convert to fraction form
    43,166.27/64,758.21 = 18,206.27/x
  3. Step 3: Cross multiply
    43,166.27x = 64,758.21 × 18,206.27
  4. Step 4: Simplify right side
    43,166.27x = 1,179,005,132.19
  5. Step 5: Solve for x
    x = 1,179,005,132.19/43,166.27
  6. Step 6: Final answer
    x = 27,313.11

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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.