Home / 13,506.38-20,261.96-4,619.63

Finding the Fourth Proportional to 13,506.38, 20,261.96 and 4,619.63

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Solution

The fourth proportional to 13,506.38, 20,261.96 and 4,619.63 is: 6,930.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,506.38 : 20,261.96 = 4,619.63 : x
  2. Step 2: Convert to fraction form
    13,506.38/20,261.96 = 4,619.63/x
  3. Step 3: Cross multiply
    13,506.38x = 20,261.96 × 4,619.63
  4. Step 4: Simplify right side
    13,506.38x = 93,602,633.87
  5. Step 5: Solve for x
    x = 93,602,633.87/13,506.38
  6. Step 6: Final answer
    x = 6,930.26

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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.