Home / 30,756.75-46,118.72-15,928.89

Finding the Fourth Proportional to 30,756.75, 46,118.72 and 15,928.89

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Solution

The fourth proportional to 30,756.75, 46,118.72 and 15,928.89 is: 23,884.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,756.75 : 46,118.72 = 15,928.89 : x
  2. Step 2: Convert to fraction form
    30,756.75/46,118.72 = 15,928.89/x
  3. Step 3: Cross multiply
    30,756.75x = 46,118.72 × 15,928.89
  4. Step 4: Simplify right side
    30,756.75x = 734,619,795.10
  5. Step 5: Solve for x
    x = 734,619,795.10/30,756.75
  6. Step 6: Final answer
    x = 23,884.83

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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.