Home / 13,273.54-18,316.47-7,608.22

Finding the Fourth Proportional to 13,273.54, 18,316.47 and 7,608.22

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Solution

The fourth proportional to 13,273.54, 18,316.47 and 7,608.22 is: 10,498.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.54 : 18,316.47 = 7,608.22 : x
  2. Step 2: Convert to fraction form
    13,273.54/18,316.47 = 7,608.22/x
  3. Step 3: Cross multiply
    13,273.54x = 18,316.47 × 7,608.22
  4. Step 4: Simplify right side
    13,273.54x = 139,355,733.38
  5. Step 5: Solve for x
    x = 139,355,733.38/13,273.54
  6. Step 6: Final answer
    x = 10,498.76

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Double scale
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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.