Home / 35,464.42-48,917.68-21,845.49

Finding the Fourth Proportional to 35,464.42, 48,917.68 and 21,845.49

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Solution

The fourth proportional to 35,464.42, 48,917.68 and 21,845.49 is: 30,132.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,464.42 : 48,917.68 = 21,845.49 : x
  2. Step 2: Convert to fraction form
    35,464.42/48,917.68 = 21,845.49/x
  3. Step 3: Cross multiply
    35,464.42x = 48,917.68 × 21,845.49
  4. Step 4: Simplify right side
    35,464.42x = 1,068,630,689.26
  5. Step 5: Solve for x
    x = 1,068,630,689.26/35,464.42
  6. Step 6: Final answer
    x = 30,132.47

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1.5x scale

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.