Home / 19,075.99-28,622.18-9,222.68

Finding the Fourth Proportional to 19,075.99, 28,622.18 and 9,222.68

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Solution

The fourth proportional to 19,075.99, 28,622.18 and 9,222.68 is: 13,837.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,075.99 : 28,622.18 = 9,222.68 : x
  2. Step 2: Convert to fraction form
    19,075.99/28,622.18 = 9,222.68/x
  3. Step 3: Cross multiply
    19,075.99x = 28,622.18 × 9,222.68
  4. Step 4: Simplify right side
    19,075.99x = 263,973,086.99
  5. Step 5: Solve for x
    x = 263,973,086.99/19,075.99
  6. Step 6: Final answer
    x = 13,837.98

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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.