Home / 28,716.58-39,637.92-26,485.84

Finding the Fourth Proportional to 28,716.58, 39,637.92 and 26,485.84

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Solution

The fourth proportional to 28,716.58, 39,637.92 and 26,485.84 is: 36,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,716.58 : 39,637.92 = 26,485.84 : x
  2. Step 2: Convert to fraction form
    28,716.58/39,637.92 = 26,485.84/x
  3. Step 3: Cross multiply
    28,716.58x = 39,637.92 × 26,485.84
  4. Step 4: Simplify right side
    28,716.58x = 1,049,843,607.05
  5. Step 5: Solve for x
    x = 1,049,843,607.05/28,716.58
  6. Step 6: Final answer
    x = 36,558.80

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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.