Home / 13,069.21-19,604.54-4,185.32

Finding the Fourth Proportional to 13,069.21, 19,604.54 and 4,185.32

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Solution

The fourth proportional to 13,069.21, 19,604.54 and 4,185.32 is: 6,278.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,069.21 : 19,604.54 = 4,185.32 : x
  2. Step 2: Convert to fraction form
    13,069.21/19,604.54 = 4,185.32/x
  3. Step 3: Cross multiply
    13,069.21x = 19,604.54 × 4,185.32
  4. Step 4: Simplify right side
    13,069.21x = 82,051,332.83
  5. Step 5: Solve for x
    x = 82,051,332.83/13,069.21
  6. Step 6: Final answer
    x = 6,278.22

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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.