Home / 13,244.41-18,277.61-7,276.22

Finding the Fourth Proportional to 13,244.41, 18,277.61 and 7,276.22

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Solution

The fourth proportional to 13,244.41, 18,277.61 and 7,276.22 is: 10,041.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.41 : 18,277.61 = 7,276.22 : x
  2. Step 2: Convert to fraction form
    13,244.41/18,277.61 = 7,276.22/x
  3. Step 3: Cross multiply
    13,244.41x = 18,277.61 × 7,276.22
  4. Step 4: Simplify right side
    13,244.41x = 132,991,911.43
  5. Step 5: Solve for x
    x = 132,991,911.43/13,244.41
  6. Step 6: Final answer
    x = 10,041.36

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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.