Home / 18,864.56-26,041.03-12,733.44

Finding the Fourth Proportional to 18,864.56, 26,041.03 and 12,733.44

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Solution

The fourth proportional to 18,864.56, 26,041.03 and 12,733.44 is: 17,577.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,864.56 : 26,041.03 = 12,733.44 : x
  2. Step 2: Convert to fraction form
    18,864.56/26,041.03 = 12,733.44/x
  3. Step 3: Cross multiply
    18,864.56x = 26,041.03 × 12,733.44
  4. Step 4: Simplify right side
    18,864.56x = 331,591,893.04
  5. Step 5: Solve for x
    x = 331,591,893.04/18,864.56
  6. Step 6: Final answer
    x = 17,577.50

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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.