Home / 14,907.02-22,326.49-7,121.30

Finding the Fourth Proportional to 14,907.02, 22,326.49 and 7,121.30

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Solution

The fourth proportional to 14,907.02, 22,326.49 and 7,121.30 is: 10,665.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,907.02 : 22,326.49 = 7,121.30 : x
  2. Step 2: Convert to fraction form
    14,907.02/22,326.49 = 7,121.30/x
  3. Step 3: Cross multiply
    14,907.02x = 22,326.49 × 7,121.30
  4. Step 4: Simplify right side
    14,907.02x = 158,993,633.24
  5. Step 5: Solve for x
    x = 158,993,633.24/14,907.02
  6. Step 6: Final answer
    x = 10,665.69

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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.