Home / 19,637.11-29,459.31-7,958.53

Finding the Fourth Proportional to 19,637.11, 29,459.31 and 7,958.53

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Solution

The fourth proportional to 19,637.11, 29,459.31 and 7,958.53 is: 11,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,637.11 : 29,459.31 = 7,958.53 : x
  2. Step 2: Convert to fraction form
    19,637.11/29,459.31 = 7,958.53/x
  3. Step 3: Cross multiply
    19,637.11x = 29,459.31 × 7,958.53
  4. Step 4: Simplify right side
    19,637.11x = 234,452,802.41
  5. Step 5: Solve for x
    x = 234,452,802.41/19,637.11
  6. Step 6: Final answer
    x = 11,939.27

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