Home / 31,855.44-47,790.87-9,667.53

Finding the Fourth Proportional to 31,855.44, 47,790.87 and 9,667.53

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Solution

The fourth proportional to 31,855.44, 47,790.87 and 9,667.53 is: 14,503.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,855.44 : 47,790.87 = 9,667.53 : x
  2. Step 2: Convert to fraction form
    31,855.44/47,790.87 = 9,667.53/x
  3. Step 3: Cross multiply
    31,855.44x = 47,790.87 × 9,667.53
  4. Step 4: Simplify right side
    31,855.44x = 462,019,669.45
  5. Step 5: Solve for x
    x = 462,019,669.45/31,855.44
  6. Step 6: Final answer
    x = 14,503.63

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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.