Home / 19,397.52-26,765.64-11,013.84

Finding the Fourth Proportional to 19,397.52, 26,765.64 and 11,013.84

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Solution

The fourth proportional to 19,397.52, 26,765.64 and 11,013.84 is: 15,197.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397.52 : 26,765.64 = 11,013.84 : x
  2. Step 2: Convert to fraction form
    19,397.52/26,765.64 = 11,013.84/x
  3. Step 3: Cross multiply
    19,397.52x = 26,765.64 × 11,013.84
  4. Step 4: Simplify right side
    19,397.52x = 294,792,476.46
  5. Step 5: Solve for x
    x = 294,792,476.46/19,397.52
  6. Step 6: Final answer
    x = 15,197.43

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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.