Home / 22,166.92-30,580.70-14,603.55

Finding the Fourth Proportional to 22,166.92, 30,580.70 and 14,603.55

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Solution

The fourth proportional to 22,166.92, 30,580.70 and 14,603.55 is: 20,146.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,166.92 : 30,580.70 = 14,603.55 : x
  2. Step 2: Convert to fraction form
    22,166.92/30,580.70 = 14,603.55/x
  3. Step 3: Cross multiply
    22,166.92x = 30,580.70 × 14,603.55
  4. Step 4: Simplify right side
    22,166.92x = 446,586,781.49
  5. Step 5: Solve for x
    x = 446,586,781.49/22,166.92
  6. Step 6: Final answer
    x = 20,146.54

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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.