Home / 17,572.12-26,355.14-8,212.98

Finding the Fourth Proportional to 17,572.12, 26,355.14 and 8,212.98

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Solution

The fourth proportional to 17,572.12, 26,355.14 and 8,212.98 is: 12,318.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,572.12 : 26,355.14 = 8,212.98 : x
  2. Step 2: Convert to fraction form
    17,572.12/26,355.14 = 8,212.98/x
  3. Step 3: Cross multiply
    17,572.12x = 26,355.14 × 8,212.98
  4. Step 4: Simplify right side
    17,572.12x = 216,454,237.72
  5. Step 5: Solve for x
    x = 216,454,237.72/17,572.12
  6. Step 6: Final answer
    x = 12,318.05

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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.