Home / 13,293.09-18,344.58-7,324.59

Finding the Fourth Proportional to 13,293.09, 18,344.58 and 7,324.59

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Solution

The fourth proportional to 13,293.09, 18,344.58 and 7,324.59 is: 10,108.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293.09 : 18,344.58 = 7,324.59 : x
  2. Step 2: Convert to fraction form
    13,293.09/18,344.58 = 7,324.59/x
  3. Step 3: Cross multiply
    13,293.09x = 18,344.58 × 7,324.59
  4. Step 4: Simplify right side
    13,293.09x = 134,366,527.22
  5. Step 5: Solve for x
    x = 134,366,527.22/13,293.09
  6. Step 6: Final answer
    x = 10,108.00

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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.