Home / 19,075.50-28,618.11-7,234.11

Finding the Fourth Proportional to 19,075.50, 28,618.11 and 7,234.11

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Solution

The fourth proportional to 19,075.50, 28,618.11 and 7,234.11 is: 10,853.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,075.50 : 28,618.11 = 7,234.11 : x
  2. Step 2: Convert to fraction form
    19,075.50/28,618.11 = 7,234.11/x
  3. Step 3: Cross multiply
    19,075.50x = 28,618.11 × 7,234.11
  4. Step 4: Simplify right side
    19,075.50x = 207,026,555.73
  5. Step 5: Solve for x
    x = 207,026,555.73/19,075.50
  6. Step 6: Final answer
    x = 10,853.01

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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.