Home / 14,947.42-20,627.30-8,232.90

Finding the Fourth Proportional to 14,947.42, 20,627.30 and 8,232.90

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Solution

The fourth proportional to 14,947.42, 20,627.30 and 8,232.90 is: 11,361.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947.42 : 20,627.30 = 8,232.90 : x
  2. Step 2: Convert to fraction form
    14,947.42/20,627.30 = 8,232.90/x
  3. Step 3: Cross multiply
    14,947.42x = 20,627.30 × 8,232.90
  4. Step 4: Simplify right side
    14,947.42x = 169,822,476.26
  5. Step 5: Solve for x
    x = 169,822,476.26/14,947.42
  6. Step 6: Final answer
    x = 11,361.32

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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.