Home / 28,941.70-43,380.15-14,896.30

Finding the Fourth Proportional to 28,941.70, 43,380.15 and 14,896.30

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Solution

The fourth proportional to 28,941.70, 43,380.15 and 14,896.30 is: 22,327.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,941.70 : 43,380.15 = 14,896.30 : x
  2. Step 2: Convert to fraction form
    28,941.70/43,380.15 = 14,896.30/x
  3. Step 3: Cross multiply
    28,941.70x = 43,380.15 × 14,896.30
  4. Step 4: Simplify right side
    28,941.70x = 646,203,728.45
  5. Step 5: Solve for x
    x = 646,203,728.45/28,941.70
  6. Step 6: Final answer
    x = 22,327.77

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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.