Home / 13,114.44-18,085.07-10,277.42

Finding the Fourth Proportional to 13,114.44, 18,085.07 and 10,277.42

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Solution

The fourth proportional to 13,114.44, 18,085.07 and 10,277.42 is: 14,172.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114.44 : 18,085.07 = 10,277.42 : x
  2. Step 2: Convert to fraction form
    13,114.44/18,085.07 = 10,277.42/x
  3. Step 3: Cross multiply
    13,114.44x = 18,085.07 × 10,277.42
  4. Step 4: Simplify right side
    13,114.44x = 185,867,795.39
  5. Step 5: Solve for x
    x = 185,867,795.39/13,114.44
  6. Step 6: Final answer
    x = 14,172.76

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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.