Home / 14,884.70-20,541.06-8,511.18

Finding the Fourth Proportional to 14,884.70, 20,541.06 and 8,511.18

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Solution

The fourth proportional to 14,884.70, 20,541.06 and 8,511.18 is: 11,745.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,884.70 : 20,541.06 = 8,511.18 : x
  2. Step 2: Convert to fraction form
    14,884.70/20,541.06 = 8,511.18/x
  3. Step 3: Cross multiply
    14,884.70x = 20,541.06 × 8,511.18
  4. Step 4: Simplify right side
    14,884.70x = 174,828,582.02
  5. Step 5: Solve for x
    x = 174,828,582.02/14,884.70
  6. Step 6: Final answer
    x = 11,745.53

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1.5x scale

Why These Related Problems?

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