Home / 39,706.22-54,784.32-23,779.46

Finding the Fourth Proportional to 39,706.22, 54,784.32 and 23,779.46

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Solution

The fourth proportional to 39,706.22, 54,784.32 and 23,779.46 is: 32,809.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,706.22 : 54,784.32 = 23,779.46 : x
  2. Step 2: Convert to fraction form
    39,706.22/54,784.32 = 23,779.46/x
  3. Step 3: Cross multiply
    39,706.22x = 54,784.32 × 23,779.46
  4. Step 4: Simplify right side
    39,706.22x = 1,302,741,546.07
  5. Step 5: Solve for x
    x = 1,302,741,546.07/39,706.22
  6. Step 6: Final answer
    x = 32,809.51

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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.