Home / 16,763.56-25,121.50-12,346.28

Finding the Fourth Proportional to 16,763.56, 25,121.50 and 12,346.28

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Solution

The fourth proportional to 16,763.56, 25,121.50 and 12,346.28 is: 18,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,763.56 : 25,121.50 = 12,346.28 : x
  2. Step 2: Convert to fraction form
    16,763.56/25,121.50 = 12,346.28/x
  3. Step 3: Cross multiply
    16,763.56x = 25,121.50 × 12,346.28
  4. Step 4: Simplify right side
    16,763.56x = 310,157,073.02
  5. Step 5: Solve for x
    x = 310,157,073.02/16,763.56
  6. Step 6: Final answer
    x = 18,501.86

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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.