Home / 50,515.56-75,768.30-15,455.52

Finding the Fourth Proportional to 50,515.56, 75,768.30 and 15,455.52

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Solution

The fourth proportional to 50,515.56, 75,768.30 and 15,455.52 is: 23,181.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,515.56 : 75,768.30 = 15,455.52 : x
  2. Step 2: Convert to fraction form
    50,515.56/75,768.30 = 15,455.52/x
  3. Step 3: Cross multiply
    50,515.56x = 75,768.30 × 15,455.52
  4. Step 4: Simplify right side
    50,515.56x = 1,171,038,476.02
  5. Step 5: Solve for x
    x = 1,171,038,476.02/50,515.56
  6. Step 6: Final answer
    x = 23,181.74

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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.