Home / 13,100.33-19,653.74-4,336.13

Finding the Fourth Proportional to 13,100.33, 19,653.74 and 4,336.13

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Solution

The fourth proportional to 13,100.33, 19,653.74 and 4,336.13 is: 6,505.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,100.33 : 19,653.74 = 4,336.13 : x
  2. Step 2: Convert to fraction form
    13,100.33/19,653.74 = 4,336.13/x
  3. Step 3: Cross multiply
    13,100.33x = 19,653.74 × 4,336.13
  4. Step 4: Simplify right side
    13,100.33x = 85,221,215.34
  5. Step 5: Solve for x
    x = 85,221,215.34/13,100.33
  6. Step 6: Final answer
    x = 6,505.27

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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.