Home / 13,331.49-20,009.37-7,096.74

Finding the Fourth Proportional to 13,331.49, 20,009.37 and 7,096.74

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Solution

The fourth proportional to 13,331.49, 20,009.37 and 7,096.74 is: 10,651.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331.49 : 20,009.37 = 7,096.74 : x
  2. Step 2: Convert to fraction form
    13,331.49/20,009.37 = 7,096.74/x
  3. Step 3: Cross multiply
    13,331.49x = 20,009.37 × 7,096.74
  4. Step 4: Simplify right side
    13,331.49x = 142,001,296.45
  5. Step 5: Solve for x
    x = 142,001,296.45/13,331.49
  6. Step 6: Final answer
    x = 10,651.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.