Home / 13,016.93-17,963.45-7,048.60

Finding the Fourth Proportional to 13,016.93, 17,963.45 and 7,048.60

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Solution

The fourth proportional to 13,016.93, 17,963.45 and 7,048.60 is: 9,727.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,016.93 : 17,963.45 = 7,048.60 : x
  2. Step 2: Convert to fraction form
    13,016.93/17,963.45 = 7,048.60/x
  3. Step 3: Cross multiply
    13,016.93x = 17,963.45 × 7,048.60
  4. Step 4: Simplify right side
    13,016.93x = 126,617,087.50
  5. Step 5: Solve for x
    x = 126,617,087.50/13,016.93
  6. Step 6: Final answer
    x = 9,727.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.