Home / 28,992.93-43,497.09-9,271.86

Finding the Fourth Proportional to 28,992.93, 43,497.09 and 9,271.86

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Solution

The fourth proportional to 28,992.93, 43,497.09 and 9,271.86 is: 13,910.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,992.93 : 43,497.09 = 9,271.86 : x
  2. Step 2: Convert to fraction form
    28,992.93/43,497.09 = 9,271.86/x
  3. Step 3: Cross multiply
    28,992.93x = 43,497.09 × 9,271.86
  4. Step 4: Simplify right side
    28,992.93x = 403,298,928.89
  5. Step 5: Solve for x
    x = 403,298,928.89/28,992.93
  6. Step 6: Final answer
    x = 13,910.25

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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.