Home / 39,075.78-58,621.77-15,704.04

Finding the Fourth Proportional to 39,075.78, 58,621.77 and 15,704.04

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Solution

The fourth proportional to 39,075.78, 58,621.77 and 15,704.04 is: 23,559.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,075.78 : 58,621.77 = 15,704.04 : x
  2. Step 2: Convert to fraction form
    39,075.78/58,621.77 = 15,704.04/x
  3. Step 3: Cross multiply
    39,075.78x = 58,621.77 × 15,704.04
  4. Step 4: Simplify right side
    39,075.78x = 920,598,620.95
  5. Step 5: Solve for x
    x = 920,598,620.95/39,075.78
  6. Step 6: Final answer
    x = 23,559.32

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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.