Home / 13,600.77-20,404.97-4,836.57

Finding the Fourth Proportional to 13,600.77, 20,404.97 and 4,836.57

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Solution

The fourth proportional to 13,600.77, 20,404.97 and 4,836.57 is: 7,256.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,600.77 : 20,404.97 = 4,836.57 : x
  2. Step 2: Convert to fraction form
    13,600.77/20,404.97 = 4,836.57/x
  3. Step 3: Cross multiply
    13,600.77x = 20,404.97 × 4,836.57
  4. Step 4: Simplify right side
    13,600.77x = 98,690,041.57
  5. Step 5: Solve for x
    x = 98,690,041.57/13,600.77
  6. Step 6: Final answer
    x = 7,256.21

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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.