Home / 36,619.47-54,928.67-11,659.23

Finding the Fourth Proportional to 36,619.47, 54,928.67 and 11,659.23

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Solution

The fourth proportional to 36,619.47, 54,928.67 and 11,659.23 is: 17,488.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,619.47 : 54,928.67 = 11,659.23 : x
  2. Step 2: Convert to fraction form
    36,619.47/54,928.67 = 11,659.23/x
  3. Step 3: Cross multiply
    36,619.47x = 54,928.67 × 11,659.23
  4. Step 4: Simplify right side
    36,619.47x = 640,425,938.83
  5. Step 5: Solve for x
    x = 640,425,938.83/36,619.47
  6. Step 6: Final answer
    x = 17,488.67

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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.