Home / 46,649.62-69,985.36-18,571.38

Finding the Fourth Proportional to 46,649.62, 69,985.36 and 18,571.38

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Solution

The fourth proportional to 46,649.62, 69,985.36 and 18,571.38 is: 27,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,649.62 : 69,985.36 = 18,571.38 : x
  2. Step 2: Convert to fraction form
    46,649.62/69,985.36 = 18,571.38/x
  3. Step 3: Cross multiply
    46,649.62x = 69,985.36 × 18,571.38
  4. Step 4: Simplify right side
    46,649.62x = 1,299,724,715.00
  5. Step 5: Solve for x
    x = 1,299,724,715.00/46,649.62
  6. Step 6: Final answer
    x = 27,861.42

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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.