Home / 18,543.53-25,591.89-10,586.94

Finding the Fourth Proportional to 18,543.53, 25,591.89 and 10,586.94

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Solution

The fourth proportional to 18,543.53, 25,591.89 and 10,586.94 is: 14,611.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.53 : 25,591.89 = 10,586.94 : x
  2. Step 2: Convert to fraction form
    18,543.53/25,591.89 = 10,586.94/x
  3. Step 3: Cross multiply
    18,543.53x = 25,591.89 × 10,586.94
  4. Step 4: Simplify right side
    18,543.53x = 270,939,803.92
  5. Step 5: Solve for x
    x = 270,939,803.92/18,543.53
  6. Step 6: Final answer
    x = 14,611.02

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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.