Home / 23,558.56-32,509.20-12,947.96

Finding the Fourth Proportional to 23,558.56, 32,509.20 and 12,947.96

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Solution

The fourth proportional to 23,558.56, 32,509.20 and 12,947.96 is: 17,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,558.56 : 32,509.20 = 12,947.96 : x
  2. Step 2: Convert to fraction form
    23,558.56/32,509.20 = 12,947.96/x
  3. Step 3: Cross multiply
    23,558.56x = 32,509.20 × 12,947.96
  4. Step 4: Simplify right side
    23,558.56x = 420,927,821.23
  5. Step 5: Solve for x
    x = 420,927,821.23/23,558.56
  6. Step 6: Final answer
    x = 17,867.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.