Home / 11,037.90-16,532.55-9,806.70

Finding the Fourth Proportional to 11,037.90, 16,532.55 and 9,806.70

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Solution

The fourth proportional to 11,037.90, 16,532.55 and 9,806.70 is: 14,688.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,037.90 : 16,532.55 = 9,806.70 : x
  2. Step 2: Convert to fraction form
    11,037.90/16,532.55 = 9,806.70/x
  3. Step 3: Cross multiply
    11,037.90x = 16,532.55 × 9,806.70
  4. Step 4: Simplify right side
    11,037.90x = 162,129,758.09
  5. Step 5: Solve for x
    x = 162,129,758.09/11,037.90
  6. Step 6: Final answer
    x = 14,688.46

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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.