Home / 13,448.28-20,177.10-4,685.52

Finding the Fourth Proportional to 13,448.28, 20,177.10 and 4,685.52

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Solution

The fourth proportional to 13,448.28, 20,177.10 and 4,685.52 is: 7,029.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448.28 : 20,177.10 = 4,685.52 : x
  2. Step 2: Convert to fraction form
    13,448.28/20,177.10 = 4,685.52/x
  3. Step 3: Cross multiply
    13,448.28x = 20,177.10 × 4,685.52
  4. Step 4: Simplify right side
    13,448.28x = 94,540,205.59
  5. Step 5: Solve for x
    x = 94,540,205.59/13,448.28
  6. Step 6: Final answer
    x = 7,029.91

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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.