Home / 13,941.96-19,242.99-10,911.06

Finding the Fourth Proportional to 13,941.96, 19,242.99 and 10,911.06

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Solution

The fourth proportional to 13,941.96, 19,242.99 and 10,911.06 is: 15,059.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.96 : 19,242.99 = 10,911.06 : x
  2. Step 2: Convert to fraction form
    13,941.96/19,242.99 = 10,911.06/x
  3. Step 3: Cross multiply
    13,941.96x = 19,242.99 × 10,911.06
  4. Step 4: Simplify right side
    13,941.96x = 209,961,418.47
  5. Step 5: Solve for x
    x = 209,961,418.47/13,941.96
  6. Step 6: Final answer
    x = 15,059.68

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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.