Home / 13,935.11-19,224-8,896.77

Finding the Fourth Proportional to 13,935.11, 19,224 and 8,896.77

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Solution

The fourth proportional to 13,935.11, 19,224 and 8,896.77 is: 12,273.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,935.11 : 19,224 = 8,896.77 : x
  2. Step 2: Convert to fraction form
    13,935.11/19,224 = 8,896.77/x
  3. Step 3: Cross multiply
    13,935.11x = 19,224 × 8,896.77
  4. Step 4: Simplify right side
    13,935.11x = 171,031,506.48
  5. Step 5: Solve for x
    x = 171,031,506.48/13,935.11
  6. Step 6: Final answer
    x = 12,273.43

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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.