Home / 14,626.77-20,185.05-8,961.53

Finding the Fourth Proportional to 14,626.77, 20,185.05 and 8,961.53

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Solution

The fourth proportional to 14,626.77, 20,185.05 and 8,961.53 is: 12,366.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,626.77 : 20,185.05 = 8,961.53 : x
  2. Step 2: Convert to fraction form
    14,626.77/20,185.05 = 8,961.53/x
  3. Step 3: Cross multiply
    14,626.77x = 20,185.05 × 8,961.53
  4. Step 4: Simplify right side
    14,626.77x = 180,888,947.98
  5. Step 5: Solve for x
    x = 180,888,947.98/14,626.77
  6. Step 6: Final answer
    x = 12,366.98

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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.