Home / 26,873.76-37,084.97-15,388.29

Finding the Fourth Proportional to 26,873.76, 37,084.97 and 15,388.29

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Solution

The fourth proportional to 26,873.76, 37,084.97 and 15,388.29 is: 21,235.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,873.76 : 37,084.97 = 15,388.29 : x
  2. Step 2: Convert to fraction form
    26,873.76/37,084.97 = 15,388.29/x
  3. Step 3: Cross multiply
    26,873.76x = 37,084.97 × 15,388.29
  4. Step 4: Simplify right side
    26,873.76x = 570,674,354.36
  5. Step 5: Solve for x
    x = 570,674,354.36/26,873.76
  6. Step 6: Final answer
    x = 21,235.38

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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.