Home / 13,895.20-19,174.62-7,606.36

Finding the Fourth Proportional to 13,895.20, 19,174.62 and 7,606.36

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Solution

The fourth proportional to 13,895.20, 19,174.62 and 7,606.36 is: 10,496.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.20 : 19,174.62 = 7,606.36 : x
  2. Step 2: Convert to fraction form
    13,895.20/19,174.62 = 7,606.36/x
  3. Step 3: Cross multiply
    13,895.20x = 19,174.62 × 7,606.36
  4. Step 4: Simplify right side
    13,895.20x = 145,849,062.58
  5. Step 5: Solve for x
    x = 145,849,062.58/13,895.20
  6. Step 6: Final answer
    x = 10,496.36

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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.