Home / 14,817.06-20,444.72-8,443.53

Finding the Fourth Proportional to 14,817.06, 20,444.72 and 8,443.53

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Solution

The fourth proportional to 14,817.06, 20,444.72 and 8,443.53 is: 11,650.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,817.06 : 20,444.72 = 8,443.53 : x
  2. Step 2: Convert to fraction form
    14,817.06/20,444.72 = 8,443.53/x
  3. Step 3: Cross multiply
    14,817.06x = 20,444.72 × 8,443.53
  4. Step 4: Simplify right side
    14,817.06x = 172,625,564.44
  5. Step 5: Solve for x
    x = 172,625,564.44/14,817.06
  6. Step 6: Final answer
    x = 11,650.46

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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.