Home / 18,498.63-25,520.91-11,783.04

Finding the Fourth Proportional to 18,498.63, 25,520.91 and 11,783.04

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Solution

The fourth proportional to 18,498.63, 25,520.91 and 11,783.04 is: 16,256.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498.63 : 25,520.91 = 11,783.04 : x
  2. Step 2: Convert to fraction form
    18,498.63/25,520.91 = 11,783.04/x
  3. Step 3: Cross multiply
    18,498.63x = 25,520.91 × 11,783.04
  4. Step 4: Simplify right side
    18,498.63x = 300,713,903.37
  5. Step 5: Solve for x
    x = 300,713,903.37/18,498.63
  6. Step 6: Final answer
    x = 16,256.01

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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.