Home / 19,421.52-26,801.66-11,038

Finding the Fourth Proportional to 19,421.52, 26,801.66 and 11,038

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Solution

The fourth proportional to 19,421.52, 26,801.66 and 11,038 is: 15,232.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,421.52 : 26,801.66 = 11,038 : x
  2. Step 2: Convert to fraction form
    19,421.52/26,801.66 = 11,038/x
  3. Step 3: Cross multiply
    19,421.52x = 26,801.66 × 11,038
  4. Step 4: Simplify right side
    19,421.52x = 295,836,723.08
  5. Step 5: Solve for x
    x = 295,836,723.08/19,421.52
  6. Step 6: Final answer
    x = 15,232.42

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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.