Home / 40,557.97-60,837.09-12,477.83

Finding the Fourth Proportional to 40,557.97, 60,837.09 and 12,477.83

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Solution

The fourth proportional to 40,557.97, 60,837.09 and 12,477.83 is: 18,716.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,557.97 : 60,837.09 = 12,477.83 : x
  2. Step 2: Convert to fraction form
    40,557.97/60,837.09 = 12,477.83/x
  3. Step 3: Cross multiply
    40,557.97x = 60,837.09 × 12,477.83
  4. Step 4: Simplify right side
    40,557.97x = 759,114,804.33
  5. Step 5: Solve for x
    x = 759,114,804.33/40,557.97
  6. Step 6: Final answer
    x = 18,716.79

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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.