Home / 13,465.04-20,190.47-4,577.31

Finding the Fourth Proportional to 13,465.04, 20,190.47 and 4,577.31

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Solution

The fourth proportional to 13,465.04, 20,190.47 and 4,577.31 is: 6,863.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.04 : 20,190.47 = 4,577.31 : x
  2. Step 2: Convert to fraction form
    13,465.04/20,190.47 = 4,577.31/x
  3. Step 3: Cross multiply
    13,465.04x = 20,190.47 × 4,577.31
  4. Step 4: Simplify right side
    13,465.04x = 92,418,017.35
  5. Step 5: Solve for x
    x = 92,418,017.35/13,465.04
  6. Step 6: Final answer
    x = 6,863.56

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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.