Home / 19,429.82-26,812.54-10,932.42

Finding the Fourth Proportional to 19,429.82, 26,812.54 and 10,932.42

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Solution

The fourth proportional to 19,429.82, 26,812.54 and 10,932.42 is: 15,086.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,429.82 : 26,812.54 = 10,932.42 : x
  2. Step 2: Convert to fraction form
    19,429.82/26,812.54 = 10,932.42/x
  3. Step 3: Cross multiply
    19,429.82x = 26,812.54 × 10,932.42
  4. Step 4: Simplify right side
    19,429.82x = 293,125,948.55
  5. Step 5: Solve for x
    x = 293,125,948.55/19,429.82
  6. Step 6: Final answer
    x = 15,086.40

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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.