Home / 13,496.61-20,243.06-3,636.48

Finding the Fourth Proportional to 13,496.61, 20,243.06 and 3,636.48

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Solution

The fourth proportional to 13,496.61, 20,243.06 and 3,636.48 is: 5,454.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496.61 : 20,243.06 = 3,636.48 : x
  2. Step 2: Convert to fraction form
    13,496.61/20,243.06 = 3,636.48/x
  3. Step 3: Cross multiply
    13,496.61x = 20,243.06 × 3,636.48
  4. Step 4: Simplify right side
    13,496.61x = 73,613,482.83
  5. Step 5: Solve for x
    x = 73,613,482.83/13,496.61
  6. Step 6: Final answer
    x = 5,454.22

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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.