Home / 30,758.58-46,144.04-11,038.68

Finding the Fourth Proportional to 30,758.58, 46,144.04 and 11,038.68

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Solution

The fourth proportional to 30,758.58, 46,144.04 and 11,038.68 is: 16,560.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,758.58 : 46,144.04 = 11,038.68 : x
  2. Step 2: Convert to fraction form
    30,758.58/46,144.04 = 11,038.68/x
  3. Step 3: Cross multiply
    30,758.58x = 46,144.04 × 11,038.68
  4. Step 4: Simplify right side
    30,758.58x = 509,369,236.27
  5. Step 5: Solve for x
    x = 509,369,236.27/30,758.58
  6. Step 6: Final answer
    x = 16,560.23

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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.