Home / 18,638.51-27,924.95-16,604.60

Finding the Fourth Proportional to 18,638.51, 27,924.95 and 16,604.60

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Solution

The fourth proportional to 18,638.51, 27,924.95 and 16,604.60 is: 24,877.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,638.51 : 27,924.95 = 16,604.60 : x
  2. Step 2: Convert to fraction form
    18,638.51/27,924.95 = 16,604.60/x
  3. Step 3: Cross multiply
    18,638.51x = 27,924.95 × 16,604.60
  4. Step 4: Simplify right side
    18,638.51x = 463,682,402.12
  5. Step 5: Solve for x
    x = 463,682,402.12/18,638.51
  6. Step 6: Final answer
    x = 24,877.66

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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.