Home / 18,610.37-25,683.61-10,543.96

Finding the Fourth Proportional to 18,610.37, 25,683.61 and 10,543.96

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Solution

The fourth proportional to 18,610.37, 25,683.61 and 10,543.96 is: 14,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,610.37 : 25,683.61 = 10,543.96 : x
  2. Step 2: Convert to fraction form
    18,610.37/25,683.61 = 10,543.96/x
  3. Step 3: Cross multiply
    18,610.37x = 25,683.61 × 10,543.96
  4. Step 4: Simplify right side
    18,610.37x = 270,806,807.88
  5. Step 5: Solve for x
    x = 270,806,807.88/18,610.37
  6. Step 6: Final answer
    x = 14,551.40

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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.