Home / 13,904.11-19,190.34-10,873.22

Finding the Fourth Proportional to 13,904.11, 19,190.34 and 10,873.22

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Solution

The fourth proportional to 13,904.11, 19,190.34 and 10,873.22 is: 15,007.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904.11 : 19,190.34 = 10,873.22 : x
  2. Step 2: Convert to fraction form
    13,904.11/19,190.34 = 10,873.22/x
  3. Step 3: Cross multiply
    13,904.11x = 19,190.34 × 10,873.22
  4. Step 4: Simplify right side
    13,904.11x = 208,660,852.27
  5. Step 5: Solve for x
    x = 208,660,852.27/13,904.11
  6. Step 6: Final answer
    x = 15,007.14

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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.