Home / 49,390.21-74,012.33-22,670.27

Finding the Fourth Proportional to 49,390.21, 74,012.33 and 22,670.27

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Solution

The fourth proportional to 49,390.21, 74,012.33 and 22,670.27 is: 33,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,390.21 : 74,012.33 = 22,670.27 : x
  2. Step 2: Convert to fraction form
    49,390.21/74,012.33 = 22,670.27/x
  3. Step 3: Cross multiply
    49,390.21x = 74,012.33 × 22,670.27
  4. Step 4: Simplify right side
    49,390.21x = 1,677,879,364.51
  5. Step 5: Solve for x
    x = 1,677,879,364.51/49,390.21
  6. Step 6: Final answer
    x = 33,971.90

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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.