Home / 13,233.05-18,260.26-7,927.73

Finding the Fourth Proportional to 13,233.05, 18,260.26 and 7,927.73

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Solution

The fourth proportional to 13,233.05, 18,260.26 and 7,927.73 is: 10,939.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.05 : 18,260.26 = 7,927.73 : x
  2. Step 2: Convert to fraction form
    13,233.05/18,260.26 = 7,927.73/x
  3. Step 3: Cross multiply
    13,233.05x = 18,260.26 × 7,927.73
  4. Step 4: Simplify right side
    13,233.05x = 144,762,411.01
  5. Step 5: Solve for x
    x = 144,762,411.01/13,233.05
  6. Step 6: Final answer
    x = 10,939.46

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Double scale
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Similar ratio
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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.