Home / 14,560.40-21,826.20-5,783.60

Finding the Fourth Proportional to 14,560.40, 21,826.20 and 5,783.60

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Solution

The fourth proportional to 14,560.40, 21,826.20 and 5,783.60 is: 8,669.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,560.40 : 21,826.20 = 5,783.60 : x
  2. Step 2: Convert to fraction form
    14,560.40/21,826.20 = 5,783.60/x
  3. Step 3: Cross multiply
    14,560.40x = 21,826.20 × 5,783.60
  4. Step 4: Simplify right side
    14,560.40x = 126,234,010.32
  5. Step 5: Solve for x
    x = 126,234,010.32/14,560.40
  6. Step 6: Final answer
    x = 8,669.68

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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.