Home / 35,221.12-48,608.22-19,308.64

Finding the Fourth Proportional to 35,221.12, 48,608.22 and 19,308.64

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Solution

The fourth proportional to 35,221.12, 48,608.22 and 19,308.64 is: 26,647.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,221.12 : 48,608.22 = 19,308.64 : x
  2. Step 2: Convert to fraction form
    35,221.12/48,608.22 = 19,308.64/x
  3. Step 3: Cross multiply
    35,221.12x = 48,608.22 × 19,308.64
  4. Step 4: Simplify right side
    35,221.12x = 938,558,621.02
  5. Step 5: Solve for x
    x = 938,558,621.02/35,221.12
  6. Step 6: Final answer
    x = 26,647.61

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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.