Home / 14,520.98-21,783.27-4,133.54

Finding the Fourth Proportional to 14,520.98, 21,783.27 and 4,133.54

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Solution

The fourth proportional to 14,520.98, 21,783.27 and 4,133.54 is: 6,200.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520.98 : 21,783.27 = 4,133.54 : x
  2. Step 2: Convert to fraction form
    14,520.98/21,783.27 = 4,133.54/x
  3. Step 3: Cross multiply
    14,520.98x = 21,783.27 × 4,133.54
  4. Step 4: Simplify right side
    14,520.98x = 90,042,017.88
  5. Step 5: Solve for x
    x = 90,042,017.88/14,520.98
  6. Step 6: Final answer
    x = 6,200.82

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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.