Home / 26,070.63-35,980.97-15,997.21

Finding the Fourth Proportional to 26,070.63, 35,980.97 and 15,997.21

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Solution

The fourth proportional to 26,070.63, 35,980.97 and 15,997.21 is: 22,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,070.63 : 35,980.97 = 15,997.21 : x
  2. Step 2: Convert to fraction form
    26,070.63/35,980.97 = 15,997.21/x
  3. Step 3: Cross multiply
    26,070.63x = 35,980.97 × 15,997.21
  4. Step 4: Simplify right side
    26,070.63x = 575,595,133.09
  5. Step 5: Solve for x
    x = 575,595,133.09/26,070.63
  6. Step 6: Final answer
    x = 22,078.30

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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.