Home / 18,380.16-25,302.51-16,606.26

Finding the Fourth Proportional to 18,380.16, 25,302.51 and 16,606.26

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Solution

The fourth proportional to 18,380.16, 25,302.51 and 16,606.26 is: 22,860.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,380.16 : 25,302.51 = 16,606.26 : x
  2. Step 2: Convert to fraction form
    18,380.16/25,302.51 = 16,606.26/x
  3. Step 3: Cross multiply
    18,380.16x = 25,302.51 × 16,606.26
  4. Step 4: Simplify right side
    18,380.16x = 420,180,059.71
  5. Step 5: Solve for x
    x = 420,180,059.71/18,380.16
  6. Step 6: Final answer
    x = 22,860.52

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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.