Home / 13,301.55-18,356.26-7,333.43

Finding the Fourth Proportional to 13,301.55, 18,356.26 and 7,333.43

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Solution

The fourth proportional to 13,301.55, 18,356.26 and 7,333.43 is: 10,120.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301.55 : 18,356.26 = 7,333.43 : x
  2. Step 2: Convert to fraction form
    13,301.55/18,356.26 = 7,333.43/x
  3. Step 3: Cross multiply
    13,301.55x = 18,356.26 × 7,333.43
  4. Step 4: Simplify right side
    13,301.55x = 134,614,333.99
  5. Step 5: Solve for x
    x = 134,614,333.99/13,301.55
  6. Step 6: Final answer
    x = 10,120.20

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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.