Home / 31,299.84-46,977.21-16,518.69

Finding the Fourth Proportional to 31,299.84, 46,977.21 and 16,518.69

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Solution

The fourth proportional to 31,299.84, 46,977.21 and 16,518.69 is: 24,792.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,299.84 : 46,977.21 = 16,518.69 : x
  2. Step 2: Convert to fraction form
    31,299.84/46,977.21 = 16,518.69/x
  3. Step 3: Cross multiply
    31,299.84x = 46,977.21 × 16,518.69
  4. Step 4: Simplify right side
    31,299.84x = 776,001,969.05
  5. Step 5: Solve for x
    x = 776,001,969.05/31,299.84
  6. Step 6: Final answer
    x = 24,792.52

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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.