Home / 22,474.74-31,014.57-12,403.05

Finding the Fourth Proportional to 22,474.74, 31,014.57 and 12,403.05

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Solution

The fourth proportional to 22,474.74, 31,014.57 and 12,403.05 is: 17,115.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,474.74 : 31,014.57 = 12,403.05 : x
  2. Step 2: Convert to fraction form
    22,474.74/31,014.57 = 12,403.05/x
  3. Step 3: Cross multiply
    22,474.74x = 31,014.57 × 12,403.05
  4. Step 4: Simplify right side
    22,474.74x = 384,675,262.44
  5. Step 5: Solve for x
    x = 384,675,262.44/22,474.74
  6. Step 6: Final answer
    x = 17,115.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.