Home / 26,007.21-35,926.69-20,695.23

Finding the Fourth Proportional to 26,007.21, 35,926.69 and 20,695.23

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Solution

The fourth proportional to 26,007.21, 35,926.69 and 20,695.23 is: 28,588.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,007.21 : 35,926.69 = 20,695.23 : x
  2. Step 2: Convert to fraction form
    26,007.21/35,926.69 = 20,695.23/x
  3. Step 3: Cross multiply
    26,007.21x = 35,926.69 × 20,695.23
  4. Step 4: Simplify right side
    26,007.21x = 743,511,222.27
  5. Step 5: Solve for x
    x = 743,511,222.27/26,007.21
  6. Step 6: Final answer
    x = 28,588.66

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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.