Home / 13,150.49-19,725.85-4,830.65

Finding the Fourth Proportional to 13,150.49, 19,725.85 and 4,830.65

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Solution

The fourth proportional to 13,150.49, 19,725.85 and 4,830.65 is: 7,246.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,150.49 : 19,725.85 = 4,830.65 : x
  2. Step 2: Convert to fraction form
    13,150.49/19,725.85 = 4,830.65/x
  3. Step 3: Cross multiply
    13,150.49x = 19,725.85 × 4,830.65
  4. Step 4: Simplify right side
    13,150.49x = 95,288,566.60
  5. Step 5: Solve for x
    x = 95,288,566.60/13,150.49
  6. Step 6: Final answer
    x = 7,246.01

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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.