Home / 40,923.25-61,384.91-12,845.82

Finding the Fourth Proportional to 40,923.25, 61,384.91 and 12,845.82

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Solution

The fourth proportional to 40,923.25, 61,384.91 and 12,845.82 is: 19,268.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,923.25 : 61,384.91 = 12,845.82 : x
  2. Step 2: Convert to fraction form
    40,923.25/61,384.91 = 12,845.82/x
  3. Step 3: Cross multiply
    40,923.25x = 61,384.91 × 12,845.82
  4. Step 4: Simplify right side
    40,923.25x = 788,539,260.99
  5. Step 5: Solve for x
    x = 788,539,260.99/40,923.25
  6. Step 6: Final answer
    x = 19,268.73

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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.