Home / 50,022.31-75,043.59-20,442.52

Finding the Fourth Proportional to 50,022.31, 75,043.59 and 20,442.52

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Solution

The fourth proportional to 50,022.31, 75,043.59 and 20,442.52 is: 30,667.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,022.31 : 75,043.59 = 20,442.52 : x
  2. Step 2: Convert to fraction form
    50,022.31/75,043.59 = 20,442.52/x
  3. Step 3: Cross multiply
    50,022.31x = 75,043.59 × 20,442.52
  4. Step 4: Simplify right side
    50,022.31x = 1,534,080,089.45
  5. Step 5: Solve for x
    x = 1,534,080,089.45/50,022.31
  6. Step 6: Final answer
    x = 30,667.92

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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.