Home / 36,438.12-54,663.42-16,718.37

Finding the Fourth Proportional to 36,438.12, 54,663.42 and 16,718.37

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Solution

The fourth proportional to 36,438.12, 54,663.42 and 16,718.37 is: 25,080.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,438.12 : 54,663.42 = 16,718.37 : x
  2. Step 2: Convert to fraction form
    36,438.12/54,663.42 = 16,718.37/x
  3. Step 3: Cross multiply
    36,438.12x = 54,663.42 × 16,718.37
  4. Step 4: Simplify right side
    36,438.12x = 913,883,281.03
  5. Step 5: Solve for x
    x = 913,883,281.03/36,438.12
  6. Step 6: Final answer
    x = 25,080.42

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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.