Home / 18,600.56-27,886.26-8,734.76

Finding the Fourth Proportional to 18,600.56, 27,886.26 and 8,734.76

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Solution

The fourth proportional to 18,600.56, 27,886.26 and 8,734.76 is: 13,095.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,600.56 : 27,886.26 = 8,734.76 : x
  2. Step 2: Convert to fraction form
    18,600.56/27,886.26 = 8,734.76/x
  3. Step 3: Cross multiply
    18,600.56x = 27,886.26 × 8,734.76
  4. Step 4: Simplify right side
    18,600.56x = 243,579,788.40
  5. Step 5: Solve for x
    x = 243,579,788.40/18,600.56
  6. Step 6: Final answer
    x = 13,095.29

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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.