Home / 11,020.50-16,531.76-4,356.63

Finding the Fourth Proportional to 11,020.50, 16,531.76 and 4,356.63

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Solution

The fourth proportional to 11,020.50, 16,531.76 and 4,356.63 is: 6,535.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020.50 : 16,531.76 = 4,356.63 : x
  2. Step 2: Convert to fraction form
    11,020.50/16,531.76 = 4,356.63/x
  3. Step 3: Cross multiply
    11,020.50x = 16,531.76 × 4,356.63
  4. Step 4: Simplify right side
    11,020.50x = 72,022,772.46
  5. Step 5: Solve for x
    x = 72,022,772.46/11,020.50
  6. Step 6: Final answer
    x = 6,535.35

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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.