Home / 29,928.20-44,838.30-14,311.40

Finding the Fourth Proportional to 29,928.20, 44,838.30 and 14,311.40

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Solution

The fourth proportional to 29,928.20, 44,838.30 and 14,311.40 is: 21,441.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,928.20 : 44,838.30 = 14,311.40 : x
  2. Step 2: Convert to fraction form
    29,928.20/44,838.30 = 14,311.40/x
  3. Step 3: Cross multiply
    29,928.20x = 44,838.30 × 14,311.40
  4. Step 4: Simplify right side
    29,928.20x = 641,698,846.62
  5. Step 5: Solve for x
    x = 641,698,846.62/29,928.20
  6. Step 6: Final answer
    x = 21,441.28

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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.