Home / 40,703.22-61,075.67-19,380.07

Finding the Fourth Proportional to 40,703.22, 61,075.67 and 19,380.07

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Solution

The fourth proportional to 40,703.22, 61,075.67 and 19,380.07 is: 29,080.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,703.22 : 61,075.67 = 19,380.07 : x
  2. Step 2: Convert to fraction form
    40,703.22/61,075.67 = 19,380.07/x
  3. Step 3: Cross multiply
    40,703.22x = 61,075.67 × 19,380.07
  4. Step 4: Simplify right side
    40,703.22x = 1,183,650,739.34
  5. Step 5: Solve for x
    x = 1,183,650,739.34/40,703.22
  6. Step 6: Final answer
    x = 29,080.03

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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.