Home / 49,790.72-74,699.93-21,713.26

Finding the Fourth Proportional to 49,790.72, 74,699.93 and 21,713.26

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Solution

The fourth proportional to 49,790.72, 74,699.93 and 21,713.26 is: 32,575.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,790.72 : 74,699.93 = 21,713.26 : x
  2. Step 2: Convert to fraction form
    49,790.72/74,699.93 = 21,713.26/x
  3. Step 3: Cross multiply
    49,790.72x = 74,699.93 × 21,713.26
  4. Step 4: Simplify right side
    49,790.72x = 1,621,978,869.61
  5. Step 5: Solve for x
    x = 1,621,978,869.61/49,790.72
  6. Step 6: Final answer
    x = 32,575.93

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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.