Home / 19,943.51-27,522.24-10,991.34

Finding the Fourth Proportional to 19,943.51, 27,522.24 and 10,991.34

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Solution

The fourth proportional to 19,943.51, 27,522.24 and 10,991.34 is: 15,168.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,943.51 : 27,522.24 = 10,991.34 : x
  2. Step 2: Convert to fraction form
    19,943.51/27,522.24 = 10,991.34/x
  3. Step 3: Cross multiply
    19,943.51x = 27,522.24 × 10,991.34
  4. Step 4: Simplify right side
    19,943.51x = 302,506,297.40
  5. Step 5: Solve for x
    x = 302,506,297.40/19,943.51
  6. Step 6: Final answer
    x = 15,168.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.