Home / 36,619.16-54,928.73-13,240.13

Finding the Fourth Proportional to 36,619.16, 54,928.73 and 13,240.13

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Solution

The fourth proportional to 36,619.16, 54,928.73 and 13,240.13 is: 19,860.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,619.16 : 54,928.73 = 13,240.13 : x
  2. Step 2: Convert to fraction form
    36,619.16/54,928.73 = 13,240.13/x
  3. Step 3: Cross multiply
    36,619.16x = 54,928.73 × 13,240.13
  4. Step 4: Simplify right side
    36,619.16x = 727,263,284.39
  5. Step 5: Solve for x
    x = 727,263,284.39/36,619.16
  6. Step 6: Final answer
    x = 19,860.19

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Similar ratio
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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.