Home / 13,304.13-18,344.52-9,941.28

Finding the Fourth Proportional to 13,304.13, 18,344.52 and 9,941.28

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Solution

The fourth proportional to 13,304.13, 18,344.52 and 9,941.28 is: 13,707.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.13 : 18,344.52 = 9,941.28 : x
  2. Step 2: Convert to fraction form
    13,304.13/18,344.52 = 9,941.28/x
  3. Step 3: Cross multiply
    13,304.13x = 18,344.52 × 9,941.28
  4. Step 4: Simplify right side
    13,304.13x = 182,368,009.79
  5. Step 5: Solve for x
    x = 182,368,009.79/13,304.13
  6. Step 6: Final answer
    x = 13,707.62

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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.