Home / 26,023.25-39,012.99-21,080.63

Finding the Fourth Proportional to 26,023.25, 39,012.99 and 21,080.63

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Solution

The fourth proportional to 26,023.25, 39,012.99 and 21,080.63 is: 31,603.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,023.25 : 39,012.99 = 21,080.63 : x
  2. Step 2: Convert to fraction form
    26,023.25/39,012.99 = 21,080.63/x
  3. Step 3: Cross multiply
    26,023.25x = 39,012.99 × 21,080.63
  4. Step 4: Simplify right side
    26,023.25x = 822,418,212.32
  5. Step 5: Solve for x
    x = 822,418,212.32/26,023.25
  6. Step 6: Final answer
    x = 31,603.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.