Home / 13,952.24-19,254.07-7,983.75

Finding the Fourth Proportional to 13,952.24, 19,254.07 and 7,983.75

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Solution

The fourth proportional to 13,952.24, 19,254.07 and 7,983.75 is: 11,017.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952.24 : 19,254.07 = 7,983.75 : x
  2. Step 2: Convert to fraction form
    13,952.24/19,254.07 = 7,983.75/x
  3. Step 3: Cross multiply
    13,952.24x = 19,254.07 × 7,983.75
  4. Step 4: Simplify right side
    13,952.24x = 153,719,681.36
  5. Step 5: Solve for x
    x = 153,719,681.36/13,952.24
  6. Step 6: Final answer
    x = 11,017.56

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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.