Home / 49,381.31-74,054.44-17,782.89

Finding the Fourth Proportional to 49,381.31, 74,054.44 and 17,782.89

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Solution

The fourth proportional to 49,381.31, 74,054.44 and 17,782.89 is: 26,668.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,381.31 : 74,054.44 = 17,782.89 : x
  2. Step 2: Convert to fraction form
    49,381.31/74,054.44 = 17,782.89/x
  3. Step 3: Cross multiply
    49,381.31x = 74,054.44 × 17,782.89
  4. Step 4: Simplify right side
    49,381.31x = 1,316,901,982.76
  5. Step 5: Solve for x
    x = 1,316,901,982.76/49,381.31
  6. Step 6: Final answer
    x = 26,668.02

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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.