Home / 50,003.09-75,004.72-20,030.83

Finding the Fourth Proportional to 50,003.09, 75,004.72 and 20,030.83

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Solution

The fourth proportional to 50,003.09, 75,004.72 and 20,030.83 is: 30,046.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,003.09 : 75,004.72 = 20,030.83 : x
  2. Step 2: Convert to fraction form
    50,003.09/75,004.72 = 20,030.83/x
  3. Step 3: Cross multiply
    50,003.09x = 75,004.72 × 20,030.83
  4. Step 4: Simplify right side
    50,003.09x = 1,502,406,557.93
  5. Step 5: Solve for x
    x = 1,502,406,557.93/50,003.09
  6. Step 6: Final answer
    x = 30,046.28

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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.