Home / 12,725.46-19,095.66-5,329.35

Finding the Fourth Proportional to 12,725.46, 19,095.66 and 5,329.35

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Solution

The fourth proportional to 12,725.46, 19,095.66 and 5,329.35 is: 7,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,725.46 : 19,095.66 = 5,329.35 : x
  2. Step 2: Convert to fraction form
    12,725.46/19,095.66 = 5,329.35/x
  3. Step 3: Cross multiply
    12,725.46x = 19,095.66 × 5,329.35
  4. Step 4: Simplify right side
    12,725.46x = 101,767,455.62
  5. Step 5: Solve for x
    x = 101,767,455.62/12,725.46
  6. Step 6: Final answer
    x = 7,997.15

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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.