Home / 13,937.27-19,233.75-7,969.49

Finding the Fourth Proportional to 13,937.27, 19,233.75 and 7,969.49

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Solution

The fourth proportional to 13,937.27, 19,233.75 and 7,969.49 is: 10,998.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,937.27 : 19,233.75 = 7,969.49 : x
  2. Step 2: Convert to fraction form
    13,937.27/19,233.75 = 7,969.49/x
  3. Step 3: Cross multiply
    13,937.27x = 19,233.75 × 7,969.49
  4. Step 4: Simplify right side
    13,937.27x = 153,283,184.13
  5. Step 5: Solve for x
    x = 153,283,184.13/13,937.27
  6. Step 6: Final answer
    x = 10,998.08

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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.