Home / 50,368.18-75,554.97-12,928.59

Finding the Fourth Proportional to 50,368.18, 75,554.97 and 12,928.59

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Solution

The fourth proportional to 50,368.18, 75,554.97 and 12,928.59 is: 19,393.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,368.18 : 75,554.97 = 12,928.59 : x
  2. Step 2: Convert to fraction form
    50,368.18/75,554.97 = 12,928.59/x
  3. Step 3: Cross multiply
    50,368.18x = 75,554.97 × 12,928.59
  4. Step 4: Simplify right side
    50,368.18x = 976,819,229.59
  5. Step 5: Solve for x
    x = 976,819,229.59/50,368.18
  6. Step 6: Final answer
    x = 19,393.58

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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.