Home / 30,854.85-46,283.86-8,669.95

Finding the Fourth Proportional to 30,854.85, 46,283.86 and 8,669.95

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Solution

The fourth proportional to 30,854.85, 46,283.86 and 8,669.95 is: 13,005.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,854.85 : 46,283.86 = 8,669.95 : x
  2. Step 2: Convert to fraction form
    30,854.85/46,283.86 = 8,669.95/x
  3. Step 3: Cross multiply
    30,854.85x = 46,283.86 × 8,669.95
  4. Step 4: Simplify right side
    30,854.85x = 401,278,893.06
  5. Step 5: Solve for x
    x = 401,278,893.06/30,854.85
  6. Step 6: Final answer
    x = 13,005.38

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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.