Home / 13,846.95-20,749.41-10,151.64

Finding the Fourth Proportional to 13,846.95, 20,749.41 and 10,151.64

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Solution

The fourth proportional to 13,846.95, 20,749.41 and 10,151.64 is: 15,212.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,846.95 : 20,749.41 = 10,151.64 : x
  2. Step 2: Convert to fraction form
    13,846.95/20,749.41 = 10,151.64/x
  3. Step 3: Cross multiply
    13,846.95x = 20,749.41 × 10,151.64
  4. Step 4: Simplify right side
    13,846.95x = 210,640,540.53
  5. Step 5: Solve for x
    x = 210,640,540.53/13,846.95
  6. Step 6: Final answer
    x = 15,212.05

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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.