Home / 36,438.37-54,663.80-16,718.62

Finding the Fourth Proportional to 36,438.37, 54,663.80 and 16,718.62

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Solution

The fourth proportional to 36,438.37, 54,663.80 and 16,718.62 is: 25,080.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,438.37 : 54,663.80 = 16,718.62 : x
  2. Step 2: Convert to fraction form
    36,438.37/54,663.80 = 16,718.62/x
  3. Step 3: Cross multiply
    36,438.37x = 54,663.80 × 16,718.62
  4. Step 4: Simplify right side
    36,438.37x = 913,903,299.96
  5. Step 5: Solve for x
    x = 913,903,299.96/36,438.37
  6. Step 6: Final answer
    x = 25,080.80

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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.