Home / 13,952.80-19,253.52-7,665.44

Finding the Fourth Proportional to 13,952.80, 19,253.52 and 7,665.44

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Solution

The fourth proportional to 13,952.80, 19,253.52 and 7,665.44 is: 10,577.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952.80 : 19,253.52 = 7,665.44 : x
  2. Step 2: Convert to fraction form
    13,952.80/19,253.52 = 7,665.44/x
  3. Step 3: Cross multiply
    13,952.80x = 19,253.52 × 7,665.44
  4. Step 4: Simplify right side
    13,952.80x = 147,586,702.35
  5. Step 5: Solve for x
    x = 147,586,702.35/13,952.80
  6. Step 6: Final answer
    x = 10,577.57

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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.