Home / 19,941.94-27,519.73-10,989.23

Finding the Fourth Proportional to 19,941.94, 27,519.73 and 10,989.23

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Solution

The fourth proportional to 19,941.94, 27,519.73 and 10,989.23 is: 15,165.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941.94 : 27,519.73 = 10,989.23 : x
  2. Step 2: Convert to fraction form
    19,941.94/27,519.73 = 10,989.23/x
  3. Step 3: Cross multiply
    19,941.94x = 27,519.73 × 10,989.23
  4. Step 4: Simplify right side
    19,941.94x = 302,420,642.51
  5. Step 5: Solve for x
    x = 302,420,642.51/19,941.94
  6. Step 6: Final answer
    x = 15,165.06

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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.