Home / 13,273.07-19,909.40-3,412.26

Finding the Fourth Proportional to 13,273.07, 19,909.40 and 3,412.26

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Solution

The fourth proportional to 13,273.07, 19,909.40 and 3,412.26 is: 5,118.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.07 : 19,909.40 = 3,412.26 : x
  2. Step 2: Convert to fraction form
    13,273.07/19,909.40 = 3,412.26/x
  3. Step 3: Cross multiply
    13,273.07x = 19,909.40 × 3,412.26
  4. Step 4: Simplify right side
    13,273.07x = 67,936,032.18
  5. Step 5: Solve for x
    x = 67,936,032.18/13,273.07
  6. Step 6: Final answer
    x = 5,118.34

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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.