Home / 13,069.09-19,589.04-5,662.45

Finding the Fourth Proportional to 13,069.09, 19,589.04 and 5,662.45

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Solution

The fourth proportional to 13,069.09, 19,589.04 and 5,662.45 is: 8,487.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,069.09 : 19,589.04 = 5,662.45 : x
  2. Step 2: Convert to fraction form
    13,069.09/19,589.04 = 5,662.45/x
  3. Step 3: Cross multiply
    13,069.09x = 19,589.04 × 5,662.45
  4. Step 4: Simplify right side
    13,069.09x = 110,921,959.55
  5. Step 5: Solve for x
    x = 110,921,959.55/13,069.09
  6. Step 6: Final answer
    x = 8,487.35

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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.