Home / 50,036.55-75,048.35-18,867.75

Finding the Fourth Proportional to 50,036.55, 75,048.35 and 18,867.75

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Solution

The fourth proportional to 50,036.55, 75,048.35 and 18,867.75 is: 28,299.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,036.55 : 75,048.35 = 18,867.75 : x
  2. Step 2: Convert to fraction form
    50,036.55/75,048.35 = 18,867.75/x
  3. Step 3: Cross multiply
    50,036.55x = 75,048.35 × 18,867.75
  4. Step 4: Simplify right side
    50,036.55x = 1,415,993,411.37
  5. Step 5: Solve for x
    x = 1,415,993,411.37/50,036.55
  6. Step 6: Final answer
    x = 28,299.18

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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.