Home / 10,633.68-14,672.34-6,439.50

Finding the Fourth Proportional to 10,633.68, 14,672.34 and 6,439.50

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Solution

The fourth proportional to 10,633.68, 14,672.34 and 6,439.50 is: 8,885.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,633.68 : 14,672.34 = 6,439.50 : x
  2. Step 2: Convert to fraction form
    10,633.68/14,672.34 = 6,439.50/x
  3. Step 3: Cross multiply
    10,633.68x = 14,672.34 × 6,439.50
  4. Step 4: Simplify right side
    10,633.68x = 94,482,533.43
  5. Step 5: Solve for x
    x = 94,482,533.43/10,633.68
  6. Step 6: Final answer
    x = 8,885.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.