Home / 13,075.47-19,622.47-5,682.09

Finding the Fourth Proportional to 13,075.47, 19,622.47 and 5,682.09

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Solution

The fourth proportional to 13,075.47, 19,622.47 and 5,682.09 is: 8,527.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,075.47 : 19,622.47 = 5,682.09 : x
  2. Step 2: Convert to fraction form
    13,075.47/19,622.47 = 5,682.09/x
  3. Step 3: Cross multiply
    13,075.47x = 19,622.47 × 5,682.09
  4. Step 4: Simplify right side
    13,075.47x = 111,496,626.36
  5. Step 5: Solve for x
    x = 111,496,626.36/13,075.47
  6. Step 6: Final answer
    x = 8,527.16

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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.