Home / 13,204.08-19,805.15-4,880.21

Finding the Fourth Proportional to 13,204.08, 19,805.15 and 4,880.21

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Solution

The fourth proportional to 13,204.08, 19,805.15 and 4,880.21 is: 7,319.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204.08 : 19,805.15 = 4,880.21 : x
  2. Step 2: Convert to fraction form
    13,204.08/19,805.15 = 4,880.21/x
  3. Step 3: Cross multiply
    13,204.08x = 19,805.15 × 4,880.21
  4. Step 4: Simplify right side
    13,204.08x = 96,653,266.68
  5. Step 5: Solve for x
    x = 96,653,266.68/13,204.08
  6. Step 6: Final answer
    x = 7,319.96

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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.