Home / 28,494.78-39,333.32-17,164.77

Finding the Fourth Proportional to 28,494.78, 39,333.32 and 17,164.77

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Solution

The fourth proportional to 28,494.78, 39,333.32 and 17,164.77 is: 23,693.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,494.78 : 39,333.32 = 17,164.77 : x
  2. Step 2: Convert to fraction form
    28,494.78/39,333.32 = 17,164.77/x
  3. Step 3: Cross multiply
    28,494.78x = 39,333.32 × 17,164.77
  4. Step 4: Simplify right side
    28,494.78x = 675,147,391.14
  5. Step 5: Solve for x
    x = 675,147,391.14/28,494.78
  6. Step 6: Final answer
    x = 23,693.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.