Home / 50,007.16-75,021.90-18,842.68

Finding the Fourth Proportional to 50,007.16, 75,021.90 and 18,842.68

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Solution

The fourth proportional to 50,007.16, 75,021.90 and 18,842.68 is: 28,268.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,007.16 : 75,021.90 = 18,842.68 : x
  2. Step 2: Convert to fraction form
    50,007.16/75,021.90 = 18,842.68/x
  3. Step 3: Cross multiply
    50,007.16x = 75,021.90 × 18,842.68
  4. Step 4: Simplify right side
    50,007.16x = 1,413,613,654.69
  5. Step 5: Solve for x
    x = 1,413,613,654.69/50,007.16
  6. Step 6: Final answer
    x = 28,268.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.