Home / 13,751.14-18,976.46-7,463.52

Finding the Fourth Proportional to 13,751.14, 18,976.46 and 7,463.52

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Solution

The fourth proportional to 13,751.14, 18,976.46 and 7,463.52 is: 10,299.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,751.14 : 18,976.46 = 7,463.52 : x
  2. Step 2: Convert to fraction form
    13,751.14/18,976.46 = 7,463.52/x
  3. Step 3: Cross multiply
    13,751.14x = 18,976.46 × 7,463.52
  4. Step 4: Simplify right side
    13,751.14x = 141,631,188.74
  5. Step 5: Solve for x
    x = 141,631,188.74/13,751.14
  6. Step 6: Final answer
    x = 10,299.60

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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.