Home / 14,441.85-21,620.65-12,941.19

Finding the Fourth Proportional to 14,441.85, 21,620.65 and 12,941.19

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Solution

The fourth proportional to 14,441.85, 21,620.65 and 12,941.19 is: 19,374.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,441.85 : 21,620.65 = 12,941.19 : x
  2. Step 2: Convert to fraction form
    14,441.85/21,620.65 = 12,941.19/x
  3. Step 3: Cross multiply
    14,441.85x = 21,620.65 × 12,941.19
  4. Step 4: Simplify right side
    14,441.85x = 279,796,939.57
  5. Step 5: Solve for x
    x = 279,796,939.57/14,441.85
  6. Step 6: Final answer
    x = 19,374.04

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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.