Home / 30,900.63-46,334.53-14,252.09

Finding the Fourth Proportional to 30,900.63, 46,334.53 and 14,252.09

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Solution

The fourth proportional to 30,900.63, 46,334.53 and 14,252.09 is: 21,370.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,900.63 : 46,334.53 = 14,252.09 : x
  2. Step 2: Convert to fraction form
    30,900.63/46,334.53 = 14,252.09/x
  3. Step 3: Cross multiply
    30,900.63x = 46,334.53 × 14,252.09
  4. Step 4: Simplify right side
    30,900.63x = 660,363,891.67
  5. Step 5: Solve for x
    x = 660,363,891.67/30,900.63
  6. Step 6: Final answer
    x = 21,370.56

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1.5x scale

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.