Home / 13,182.24-19,772.75-4,861.65

Finding the Fourth Proportional to 13,182.24, 19,772.75 and 4,861.65

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Solution

The fourth proportional to 13,182.24, 19,772.75 and 4,861.65 is: 7,292.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182.24 : 19,772.75 = 4,861.65 : x
  2. Step 2: Convert to fraction form
    13,182.24/19,772.75 = 4,861.65/x
  3. Step 3: Cross multiply
    13,182.24x = 19,772.75 × 4,861.65
  4. Step 4: Simplify right side
    13,182.24x = 96,128,165.73
  5. Step 5: Solve for x
    x = 96,128,165.73/13,182.24
  6. Step 6: Final answer
    x = 7,292.25

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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.