Home / 14,487.96-21,725.46-6,699

Finding the Fourth Proportional to 14,487.96, 21,725.46 and 6,699

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Solution

The fourth proportional to 14,487.96, 21,725.46 and 6,699 is: 10,045.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487.96 : 21,725.46 = 6,699 : x
  2. Step 2: Convert to fraction form
    14,487.96/21,725.46 = 6,699/x
  3. Step 3: Cross multiply
    14,487.96x = 21,725.46 × 6,699
  4. Step 4: Simplify right side
    14,487.96x = 145,538,856.54
  5. Step 5: Solve for x
    x = 145,538,856.54/14,487.96
  6. Step 6: Final answer
    x = 10,045.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.