Home / 14,785.14-20,394.62-10,801.38

Finding the Fourth Proportional to 14,785.14, 20,394.62 and 10,801.38

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Solution

The fourth proportional to 14,785.14, 20,394.62 and 10,801.38 is: 14,899.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,785.14 : 20,394.62 = 10,801.38 : x
  2. Step 2: Convert to fraction form
    14,785.14/20,394.62 = 10,801.38/x
  3. Step 3: Cross multiply
    14,785.14x = 20,394.62 × 10,801.38
  4. Step 4: Simplify right side
    14,785.14x = 220,290,040.58
  5. Step 5: Solve for x
    x = 220,290,040.58/14,785.14
  6. Step 6: Final answer
    x = 14,899.42

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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.