Home / 14,677.32-20,254.38-7,962.96

Finding the Fourth Proportional to 14,677.32, 20,254.38 and 7,962.96

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Solution

The fourth proportional to 14,677.32, 20,254.38 and 7,962.96 is: 10,988.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677.32 : 20,254.38 = 7,962.96 : x
  2. Step 2: Convert to fraction form
    14,677.32/20,254.38 = 7,962.96/x
  3. Step 3: Cross multiply
    14,677.32x = 20,254.38 × 7,962.96
  4. Step 4: Simplify right side
    14,677.32x = 161,284,817.76
  5. Step 5: Solve for x
    x = 161,284,817.76/14,677.32
  6. Step 6: Final answer
    x = 10,988.71

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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.