Home / 13,895.79-19,175.97-7,608.16

Finding the Fourth Proportional to 13,895.79, 19,175.97 and 7,608.16

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Solution

The fourth proportional to 13,895.79, 19,175.97 and 7,608.16 is: 10,499.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.79 : 19,175.97 = 7,608.16 : x
  2. Step 2: Convert to fraction form
    13,895.79/19,175.97 = 7,608.16/x
  3. Step 3: Cross multiply
    13,895.79x = 19,175.97 × 7,608.16
  4. Step 4: Simplify right side
    13,895.79x = 145,893,847.92
  5. Step 5: Solve for x
    x = 145,893,847.92/13,895.79
  6. Step 6: Final answer
    x = 10,499.14

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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.