Home / 30,693.53-46,040.10-7,897.36

Finding the Fourth Proportional to 30,693.53, 46,040.10 and 7,897.36

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Solution

The fourth proportional to 30,693.53, 46,040.10 and 7,897.36 is: 11,845.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,693.53 : 46,040.10 = 7,897.36 : x
  2. Step 2: Convert to fraction form
    30,693.53/46,040.10 = 7,897.36/x
  3. Step 3: Cross multiply
    30,693.53x = 46,040.10 × 7,897.36
  4. Step 4: Simplify right side
    30,693.53x = 363,595,204.65
  5. Step 5: Solve for x
    x = 363,595,204.65/30,693.53
  6. Step 6: Final answer
    x = 11,845.99

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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.