Home / 12,933.65-19,425.09-8,037.51

Finding the Fourth Proportional to 12,933.65, 19,425.09 and 8,037.51

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Solution

The fourth proportional to 12,933.65, 19,425.09 and 8,037.51 is: 12,071.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933.65 : 19,425.09 = 8,037.51 : x
  2. Step 2: Convert to fraction form
    12,933.65/19,425.09 = 8,037.51/x
  3. Step 3: Cross multiply
    12,933.65x = 19,425.09 × 8,037.51
  4. Step 4: Simplify right side
    12,933.65x = 156,129,355.13
  5. Step 5: Solve for x
    x = 156,129,355.13/12,933.65
  6. Step 6: Final answer
    x = 12,071.56

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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.