Home / 13,285.01-18,333.34-7,316.69

Finding the Fourth Proportional to 13,285.01, 18,333.34 and 7,316.69

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Solution

The fourth proportional to 13,285.01, 18,333.34 and 7,316.69 is: 10,097.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285.01 : 18,333.34 = 7,316.69 : x
  2. Step 2: Convert to fraction form
    13,285.01/18,333.34 = 7,316.69/x
  3. Step 3: Cross multiply
    13,285.01x = 18,333.34 × 7,316.69
  4. Step 4: Simplify right side
    13,285.01x = 134,139,365.44
  5. Step 5: Solve for x
    x = 134,139,365.44/13,285.01
  6. Step 6: Final answer
    x = 10,097.05

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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.