Home / 39,954.35-59,938.81-19,974.28

Finding the Fourth Proportional to 39,954.35, 59,938.81 and 19,974.28

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Solution

The fourth proportional to 39,954.35, 59,938.81 and 19,974.28 is: 29,965.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,954.35 : 59,938.81 = 19,974.28 : x
  2. Step 2: Convert to fraction form
    39,954.35/59,938.81 = 19,974.28/x
  3. Step 3: Cross multiply
    39,954.35x = 59,938.81 × 19,974.28
  4. Step 4: Simplify right side
    39,954.35x = 1,197,234,573.81
  5. Step 5: Solve for x
    x = 1,197,234,573.81/39,954.35
  6. Step 6: Final answer
    x = 29,965.06

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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.