Home / 13,083.19-19,610.80-9,516.76

Finding the Fourth Proportional to 13,083.19, 19,610.80 and 9,516.76

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Solution

The fourth proportional to 13,083.19, 19,610.80 and 9,516.76 is: 14,264.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,083.19 : 19,610.80 = 9,516.76 : x
  2. Step 2: Convert to fraction form
    13,083.19/19,610.80 = 9,516.76/x
  3. Step 3: Cross multiply
    13,083.19x = 19,610.80 × 9,516.76
  4. Step 4: Simplify right side
    13,083.19x = 186,631,155.16
  5. Step 5: Solve for x
    x = 186,631,155.16/13,083.19
  6. Step 6: Final answer
    x = 14,264.96

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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.