Home / 35,200.64-48,558.48-21,767.60

Finding the Fourth Proportional to 35,200.64, 48,558.48 and 21,767.60

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Solution

The fourth proportional to 35,200.64, 48,558.48 and 21,767.60 is: 30,027.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,200.64 : 48,558.48 = 21,767.60 : x
  2. Step 2: Convert to fraction form
    35,200.64/48,558.48 = 21,767.60/x
  3. Step 3: Cross multiply
    35,200.64x = 48,558.48 × 21,767.60
  4. Step 4: Simplify right side
    35,200.64x = 1,057,001,569.25
  5. Step 5: Solve for x
    x = 1,057,001,569.25/35,200.64
  6. Step 6: Final answer
    x = 30,027.91

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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.