Home / 19,357.33-26,724.76-12,654.17

Finding the Fourth Proportional to 19,357.33, 26,724.76 and 12,654.17

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Solution

The fourth proportional to 19,357.33, 26,724.76 and 12,654.17 is: 17,470.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,357.33 : 26,724.76 = 12,654.17 : x
  2. Step 2: Convert to fraction form
    19,357.33/26,724.76 = 12,654.17/x
  3. Step 3: Cross multiply
    19,357.33x = 26,724.76 × 12,654.17
  4. Step 4: Simplify right side
    19,357.33x = 338,179,777.12
  5. Step 5: Solve for x
    x = 338,179,777.12/19,357.33
  6. Step 6: Final answer
    x = 17,470.37

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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.