Home / 40,443.71-60,667.18-19,662.35

Finding the Fourth Proportional to 40,443.71, 60,667.18 and 19,662.35

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Solution

The fourth proportional to 40,443.71, 60,667.18 and 19,662.35 is: 29,494.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,443.71 : 60,667.18 = 19,662.35 : x
  2. Step 2: Convert to fraction form
    40,443.71/60,667.18 = 19,662.35/x
  3. Step 3: Cross multiply
    40,443.71x = 60,667.18 × 19,662.35
  4. Step 4: Simplify right side
    40,443.71x = 1,192,858,974.18
  5. Step 5: Solve for x
    x = 1,192,858,974.18/40,443.71
  6. Step 6: Final answer
    x = 29,494.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.