Home / 35,318.64-48,739.75-19,404.12

Finding the Fourth Proportional to 35,318.64, 48,739.75 and 19,404.12

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Solution

The fourth proportional to 35,318.64, 48,739.75 and 19,404.12 is: 26,777.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.64 : 48,739.75 = 19,404.12 : x
  2. Step 2: Convert to fraction form
    35,318.64/48,739.75 = 19,404.12/x
  3. Step 3: Cross multiply
    35,318.64x = 48,739.75 × 19,404.12
  4. Step 4: Simplify right side
    35,318.64x = 945,751,617.05
  5. Step 5: Solve for x
    x = 945,751,617.05/35,318.64
  6. Step 6: Final answer
    x = 26,777.69

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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.