Home / 49,387.48-74,051.22-19,365.75

Finding the Fourth Proportional to 49,387.48, 74,051.22 and 19,365.75

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Solution

The fourth proportional to 49,387.48, 74,051.22 and 19,365.75 is: 29,036.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,387.48 : 74,051.22 = 19,365.75 : x
  2. Step 2: Convert to fraction form
    49,387.48/74,051.22 = 19,365.75/x
  3. Step 3: Cross multiply
    49,387.48x = 74,051.22 × 19,365.75
  4. Step 4: Simplify right side
    49,387.48x = 1,434,057,486.34
  5. Step 5: Solve for x
    x = 1,434,057,486.34/49,387.48
  6. Step 6: Final answer
    x = 29,036.86

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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.