Home / 14,067.24-19,412.46-7,779.48

Finding the Fourth Proportional to 14,067.24, 19,412.46 and 7,779.48

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Solution

The fourth proportional to 14,067.24, 19,412.46 and 7,779.48 is: 10,735.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,067.24 : 19,412.46 = 7,779.48 : x
  2. Step 2: Convert to fraction form
    14,067.24/19,412.46 = 7,779.48/x
  3. Step 3: Cross multiply
    14,067.24x = 19,412.46 × 7,779.48
  4. Step 4: Simplify right side
    14,067.24x = 151,018,844.32
  5. Step 5: Solve for x
    x = 151,018,844.32/14,067.24
  6. Step 6: Final answer
    x = 10,735.50

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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.