Home / 13,007.84-19,513.66-4,240.60

Finding the Fourth Proportional to 13,007.84, 19,513.66 and 4,240.60

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Solution

The fourth proportional to 13,007.84, 19,513.66 and 4,240.60 is: 6,361.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,007.84 : 19,513.66 = 4,240.60 : x
  2. Step 2: Convert to fraction form
    13,007.84/19,513.66 = 4,240.60/x
  3. Step 3: Cross multiply
    13,007.84x = 19,513.66 × 4,240.60
  4. Step 4: Simplify right side
    13,007.84x = 82,749,626.60
  5. Step 5: Solve for x
    x = 82,749,626.60/13,007.84
  6. Step 6: Final answer
    x = 6,361.52

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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.