Home / 14,256.44-19,673.60-7,883.25

Finding the Fourth Proportional to 14,256.44, 19,673.60 and 7,883.25

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Solution

The fourth proportional to 14,256.44, 19,673.60 and 7,883.25 is: 10,878.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.44 : 19,673.60 = 7,883.25 : x
  2. Step 2: Convert to fraction form
    14,256.44/19,673.60 = 7,883.25/x
  3. Step 3: Cross multiply
    14,256.44x = 19,673.60 × 7,883.25
  4. Step 4: Simplify right side
    14,256.44x = 155,091,907.20
  5. Step 5: Solve for x
    x = 155,091,907.20/14,256.44
  6. Step 6: Final answer
    x = 10,878.73

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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.