Home / 13,269.56-18,311.27-7,300.26

Finding the Fourth Proportional to 13,269.56, 18,311.27 and 7,300.26

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Solution

The fourth proportional to 13,269.56, 18,311.27 and 7,300.26 is: 10,073.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269.56 : 18,311.27 = 7,300.26 : x
  2. Step 2: Convert to fraction form
    13,269.56/18,311.27 = 7,300.26/x
  3. Step 3: Cross multiply
    13,269.56x = 18,311.27 × 7,300.26
  4. Step 4: Simplify right side
    13,269.56x = 133,676,995.43
  5. Step 5: Solve for x
    x = 133,676,995.43/13,269.56
  6. Step 6: Final answer
    x = 10,073.96

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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.