Home / 13,952.44-19,254.38-7,665.22

Finding the Fourth Proportional to 13,952.44, 19,254.38 and 7,665.22

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Solution

The fourth proportional to 13,952.44, 19,254.38 and 7,665.22 is: 10,578.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952.44 : 19,254.38 = 7,665.22 : x
  2. Step 2: Convert to fraction form
    13,952.44/19,254.38 = 7,665.22/x
  3. Step 3: Cross multiply
    13,952.44x = 19,254.38 × 7,665.22
  4. Step 4: Simplify right side
    13,952.44x = 147,589,058.66
  5. Step 5: Solve for x
    x = 147,589,058.66/13,952.44
  6. Step 6: Final answer
    x = 10,578.01

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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.