Home / 14,055.60-21,067.17-5,284.92

Finding the Fourth Proportional to 14,055.60, 21,067.17 and 5,284.92

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Solution

The fourth proportional to 14,055.60, 21,067.17 and 5,284.92 is: 7,921.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.60 : 21,067.17 = 5,284.92 : x
  2. Step 2: Convert to fraction form
    14,055.60/21,067.17 = 5,284.92/x
  3. Step 3: Cross multiply
    14,055.60x = 21,067.17 × 5,284.92
  4. Step 4: Simplify right side
    14,055.60x = 111,338,308.08
  5. Step 5: Solve for x
    x = 111,338,308.08/14,055.60
  6. Step 6: Final answer
    x = 7,921.28

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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.