Home / 28,992.61-43,484.77-9,268.57

Finding the Fourth Proportional to 28,992.61, 43,484.77 and 9,268.57

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Solution

The fourth proportional to 28,992.61, 43,484.77 and 9,268.57 is: 13,901.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,992.61 : 43,484.77 = 9,268.57 : x
  2. Step 2: Convert to fraction form
    28,992.61/43,484.77 = 9,268.57/x
  3. Step 3: Cross multiply
    28,992.61x = 43,484.77 × 9,268.57
  4. Step 4: Simplify right side
    28,992.61x = 403,041,634.68
  5. Step 5: Solve for x
    x = 403,041,634.68/28,992.61
  6. Step 6: Final answer
    x = 13,901.53

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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.