Home / 14,522.70-21,783.60-4,134.45

Finding the Fourth Proportional to 14,522.70, 21,783.60 and 4,134.45

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Solution

The fourth proportional to 14,522.70, 21,783.60 and 4,134.45 is: 6,201.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.70 : 21,783.60 = 4,134.45 : x
  2. Step 2: Convert to fraction form
    14,522.70/21,783.60 = 4,134.45/x
  3. Step 3: Cross multiply
    14,522.70x = 21,783.60 × 4,134.45
  4. Step 4: Simplify right side
    14,522.70x = 90,063,205.02
  5. Step 5: Solve for x
    x = 90,063,205.02/14,522.70
  6. Step 6: Final answer
    x = 6,201.55

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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.