Home / 11,032.36-16,532.70-8,555.56

Finding the Fourth Proportional to 11,032.36, 16,532.70 and 8,555.56

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Solution

The fourth proportional to 11,032.36, 16,532.70 and 8,555.56 is: 12,821.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,032.36 : 16,532.70 = 8,555.56 : x
  2. Step 2: Convert to fraction form
    11,032.36/16,532.70 = 8,555.56/x
  3. Step 3: Cross multiply
    11,032.36x = 16,532.70 × 8,555.56
  4. Step 4: Simplify right side
    11,032.36x = 141,446,506.81
  5. Step 5: Solve for x
    x = 141,446,506.81/11,032.36
  6. Step 6: Final answer
    x = 12,821.06

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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.