Home / 17,019.14-25,511.15-12,327.35

Finding the Fourth Proportional to 17,019.14, 25,511.15 and 12,327.35

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Solution

The fourth proportional to 17,019.14, 25,511.15 and 12,327.35 is: 18,478.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,019.14 : 25,511.15 = 12,327.35 : x
  2. Step 2: Convert to fraction form
    17,019.14/25,511.15 = 12,327.35/x
  3. Step 3: Cross multiply
    17,019.14x = 25,511.15 × 12,327.35
  4. Step 4: Simplify right side
    17,019.14x = 314,484,778.22
  5. Step 5: Solve for x
    x = 314,484,778.22/17,019.14
  6. Step 6: Final answer
    x = 18,478.31

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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.