Home / 43,107.68-64,645.38-15,020.52

Finding the Fourth Proportional to 43,107.68, 64,645.38 and 15,020.52

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Solution

The fourth proportional to 43,107.68, 64,645.38 and 15,020.52 is: 22,525.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,107.68 : 64,645.38 = 15,020.52 : x
  2. Step 2: Convert to fraction form
    43,107.68/64,645.38 = 15,020.52/x
  3. Step 3: Cross multiply
    43,107.68x = 64,645.38 × 15,020.52
  4. Step 4: Simplify right side
    43,107.68x = 971,007,223.20
  5. Step 5: Solve for x
    x = 971,007,223.20/43,107.68
  6. Step 6: Final answer
    x = 22,525.16

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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.