Home / 27,809.37-38,382.93-17,735.58

Finding the Fourth Proportional to 27,809.37, 38,382.93 and 17,735.58

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Solution

The fourth proportional to 27,809.37, 38,382.93 and 17,735.58 is: 24,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,809.37 : 38,382.93 = 17,735.58 : x
  2. Step 2: Convert to fraction form
    27,809.37/38,382.93 = 17,735.58/x
  3. Step 3: Cross multiply
    27,809.37x = 38,382.93 × 17,735.58
  4. Step 4: Simplify right side
    27,809.37x = 680,743,525.65
  5. Step 5: Solve for x
    x = 680,743,525.65/27,809.37
  6. Step 6: Final answer
    x = 24,478.93

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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.