Home / 26,772.90-40,161.32-7,051.31

Finding the Fourth Proportional to 26,772.90, 40,161.32 and 7,051.31

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Solution

The fourth proportional to 26,772.90, 40,161.32 and 7,051.31 is: 10,577.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,772.90 : 40,161.32 = 7,051.31 : x
  2. Step 2: Convert to fraction form
    26,772.90/40,161.32 = 7,051.31/x
  3. Step 3: Cross multiply
    26,772.90x = 40,161.32 × 7,051.31
  4. Step 4: Simplify right side
    26,772.90x = 283,190,008.92
  5. Step 5: Solve for x
    x = 283,190,008.92/26,772.90
  6. Step 6: Final answer
    x = 10,577.49

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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.