Home / 12,671.04-19,009.80-5,273.04

Finding the Fourth Proportional to 12,671.04, 19,009.80 and 5,273.04

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Solution

The fourth proportional to 12,671.04, 19,009.80 and 5,273.04 is: 7,910.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,671.04 : 19,009.80 = 5,273.04 : x
  2. Step 2: Convert to fraction form
    12,671.04/19,009.80 = 5,273.04/x
  3. Step 3: Cross multiply
    12,671.04x = 19,009.80 × 5,273.04
  4. Step 4: Simplify right side
    12,671.04x = 100,239,435.79
  5. Step 5: Solve for x
    x = 100,239,435.79/12,671.04
  6. Step 6: Final answer
    x = 7,910.91

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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.