Home / 13,096.79-19,645.19-10,783.43

Finding the Fourth Proportional to 13,096.79, 19,645.19 and 10,783.43

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Solution

The fourth proportional to 13,096.79, 19,645.19 and 10,783.43 is: 16,175.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,096.79 : 19,645.19 = 10,783.43 : x
  2. Step 2: Convert to fraction form
    13,096.79/19,645.19 = 10,783.43/x
  3. Step 3: Cross multiply
    13,096.79x = 19,645.19 × 10,783.43
  4. Step 4: Simplify right side
    13,096.79x = 211,842,531.20
  5. Step 5: Solve for x
    x = 211,842,531.20/13,096.79
  6. Step 6: Final answer
    x = 16,175.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.