Home / 19,067.12-28,538.46-17,248.40

Finding the Fourth Proportional to 19,067.12, 28,538.46 and 17,248.40

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Solution

The fourth proportional to 19,067.12, 28,538.46 and 17,248.40 is: 25,816.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067.12 : 28,538.46 = 17,248.40 : x
  2. Step 2: Convert to fraction form
    19,067.12/28,538.46 = 17,248.40/x
  3. Step 3: Cross multiply
    19,067.12x = 28,538.46 × 17,248.40
  4. Step 4: Simplify right side
    19,067.12x = 492,242,773.46
  5. Step 5: Solve for x
    x = 492,242,773.46/19,067.12
  6. Step 6: Final answer
    x = 25,816.31

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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.