Home / 21,699.09-32,548.91-6,907.95

Finding the Fourth Proportional to 21,699.09, 32,548.91 and 6,907.95

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Solution

The fourth proportional to 21,699.09, 32,548.91 and 6,907.95 is: 10,362.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,699.09 : 32,548.91 = 6,907.95 : x
  2. Step 2: Convert to fraction form
    21,699.09/32,548.91 = 6,907.95/x
  3. Step 3: Cross multiply
    21,699.09x = 32,548.91 × 6,907.95
  4. Step 4: Simplify right side
    21,699.09x = 224,846,208.29
  5. Step 5: Solve for x
    x = 224,846,208.29/21,699.09
  6. Step 6: Final answer
    x = 10,362.01

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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.