Home / 46,028.15-69,043.74-12,748.54

Finding the Fourth Proportional to 46,028.15, 69,043.74 and 12,748.54

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Solution

The fourth proportional to 46,028.15, 69,043.74 and 12,748.54 is: 19,123.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,028.15 : 69,043.74 = 12,748.54 : x
  2. Step 2: Convert to fraction form
    46,028.15/69,043.74 = 12,748.54/x
  3. Step 3: Cross multiply
    46,028.15x = 69,043.74 × 12,748.54
  4. Step 4: Simplify right side
    46,028.15x = 880,206,861.89
  5. Step 5: Solve for x
    x = 880,206,861.89/46,028.15
  6. Step 6: Final answer
    x = 19,123.23

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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.