Home / 38,827.07-53,449.13-28,736.49

Finding the Fourth Proportional to 38,827.07, 53,449.13 and 28,736.49

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Solution

The fourth proportional to 38,827.07, 53,449.13 and 28,736.49 is: 39,558.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,827.07 : 53,449.13 = 28,736.49 : x
  2. Step 2: Convert to fraction form
    38,827.07/53,449.13 = 28,736.49/x
  3. Step 3: Cross multiply
    38,827.07x = 53,449.13 × 28,736.49
  4. Step 4: Simplify right side
    38,827.07x = 1,535,940,246.07
  5. Step 5: Solve for x
    x = 1,535,940,246.07/38,827.07
  6. Step 6: Final answer
    x = 39,558.49

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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.