Home / 19,308.73-26,644.62-10,808.89

Finding the Fourth Proportional to 19,308.73, 26,644.62 and 10,808.89

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Solution

The fourth proportional to 19,308.73, 26,644.62 and 10,808.89 is: 14,915.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,308.73 : 26,644.62 = 10,808.89 : x
  2. Step 2: Convert to fraction form
    19,308.73/26,644.62 = 10,808.89/x
  3. Step 3: Cross multiply
    19,308.73x = 26,644.62 × 10,808.89
  4. Step 4: Simplify right side
    19,308.73x = 287,998,860.07
  5. Step 5: Solve for x
    x = 287,998,860.07/19,308.73
  6. Step 6: Final answer
    x = 14,915.47

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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.