Home / 38,827.44-53,449.64-28,736.87

Finding the Fourth Proportional to 38,827.44, 53,449.64 and 28,736.87

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Solution

The fourth proportional to 38,827.44, 53,449.64 and 28,736.87 is: 39,559.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,827.44 : 53,449.64 = 28,736.87 : x
  2. Step 2: Convert to fraction form
    38,827.44/53,449.64 = 28,736.87/x
  3. Step 3: Cross multiply
    38,827.44x = 53,449.64 × 28,736.87
  4. Step 4: Simplify right side
    38,827.44x = 1,535,975,088.98
  5. Step 5: Solve for x
    x = 1,535,975,088.98/38,827.44
  6. Step 6: Final answer
    x = 39,559.01

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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.