Home / 26,030.06-35,917.62-15,815.78

Finding the Fourth Proportional to 26,030.06, 35,917.62 and 15,815.78

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Solution

The fourth proportional to 26,030.06, 35,917.62 and 15,815.78 is: 21,823.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,030.06 : 35,917.62 = 15,815.78 : x
  2. Step 2: Convert to fraction form
    26,030.06/35,917.62 = 15,815.78/x
  3. Step 3: Cross multiply
    26,030.06x = 35,917.62 × 15,815.78
  4. Step 4: Simplify right side
    26,030.06x = 568,065,176.04
  5. Step 5: Solve for x
    x = 568,065,176.04/26,030.06
  6. Step 6: Final answer
    x = 21,823.43

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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.