Home / 12,038.11-16,610.87-7,563.33

Finding the Fourth Proportional to 12,038.11, 16,610.87 and 7,563.33

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Solution

The fourth proportional to 12,038.11, 16,610.87 and 7,563.33 is: 10,436.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,038.11 : 16,610.87 = 7,563.33 : x
  2. Step 2: Convert to fraction form
    12,038.11/16,610.87 = 7,563.33/x
  3. Step 3: Cross multiply
    12,038.11x = 16,610.87 × 7,563.33
  4. Step 4: Simplify right side
    12,038.11x = 125,633,491.40
  5. Step 5: Solve for x
    x = 125,633,491.40/12,038.11
  6. Step 6: Final answer
    x = 10,436.31

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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.