Home / 13,941.19-20,918.96-9,264.42

Finding the Fourth Proportional to 13,941.19, 20,918.96 and 9,264.42

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Solution

The fourth proportional to 13,941.19, 20,918.96 and 9,264.42 is: 13,901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.19 : 20,918.96 = 9,264.42 : x
  2. Step 2: Convert to fraction form
    13,941.19/20,918.96 = 9,264.42/x
  3. Step 3: Cross multiply
    13,941.19x = 20,918.96 × 9,264.42
  4. Step 4: Simplify right side
    13,941.19x = 193,802,019.82
  5. Step 5: Solve for x
    x = 193,802,019.82/13,941.19
  6. Step 6: Final answer
    x = 13,901.40

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1.5x scale

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.