Home / 19,268.42-26,582.55-15,273.50

Finding the Fourth Proportional to 19,268.42, 26,582.55 and 15,273.50

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Solution

The fourth proportional to 19,268.42, 26,582.55 and 15,273.50 is: 21,071.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.42 : 26,582.55 = 15,273.50 : x
  2. Step 2: Convert to fraction form
    19,268.42/26,582.55 = 15,273.50/x
  3. Step 3: Cross multiply
    19,268.42x = 26,582.55 × 15,273.50
  4. Step 4: Simplify right side
    19,268.42x = 406,008,577.43
  5. Step 5: Solve for x
    x = 406,008,577.43/19,268.42
  6. Step 6: Final answer
    x = 21,071.19

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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.