Home / 35,879.73-53,819.59-10,917.55

Finding the Fourth Proportional to 35,879.73, 53,819.59 and 10,917.55

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Solution

The fourth proportional to 35,879.73, 53,819.59 and 10,917.55 is: 16,376.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,879.73 : 53,819.59 = 10,917.55 : x
  2. Step 2: Convert to fraction form
    35,879.73/53,819.59 = 10,917.55/x
  3. Step 3: Cross multiply
    35,879.73x = 53,819.59 × 10,917.55
  4. Step 4: Simplify right side
    35,879.73x = 587,578,064.80
  5. Step 5: Solve for x
    x = 587,578,064.80/35,879.73
  6. Step 6: Final answer
    x = 16,376.32

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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.