Home / 18,543.96-25,591.32-10,160.46

Finding the Fourth Proportional to 18,543.96, 25,591.32 and 10,160.46

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Solution

The fourth proportional to 18,543.96, 25,591.32 and 10,160.46 is: 14,021.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.96 : 25,591.32 = 10,160.46 : x
  2. Step 2: Convert to fraction form
    18,543.96/25,591.32 = 10,160.46/x
  3. Step 3: Cross multiply
    18,543.96x = 25,591.32 × 10,160.46
  4. Step 4: Simplify right side
    18,543.96x = 260,019,583.21
  5. Step 5: Solve for x
    x = 260,019,583.21/18,543.96
  6. Step 6: Final answer
    x = 14,021.79

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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.