Home / 35,784.42-49,374.66-21,636.96

Finding the Fourth Proportional to 35,784.42, 49,374.66 and 21,636.96

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Solution

The fourth proportional to 35,784.42, 49,374.66 and 21,636.96 is: 29,854.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,784.42 : 49,374.66 = 21,636.96 : x
  2. Step 2: Convert to fraction form
    35,784.42/49,374.66 = 21,636.96/x
  3. Step 3: Cross multiply
    35,784.42x = 49,374.66 × 21,636.96
  4. Step 4: Simplify right side
    35,784.42x = 1,068,317,543.43
  5. Step 5: Solve for x
    x = 1,068,317,543.43/35,784.42
  6. Step 6: Final answer
    x = 29,854.26

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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.