Home / 18,017.51-24,874.54-11,975.94

Finding the Fourth Proportional to 18,017.51, 24,874.54 and 11,975.94

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Solution

The fourth proportional to 18,017.51, 24,874.54 and 11,975.94 is: 16,533.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017.51 : 24,874.54 = 11,975.94 : x
  2. Step 2: Convert to fraction form
    18,017.51/24,874.54 = 11,975.94/x
  3. Step 3: Cross multiply
    18,017.51x = 24,874.54 × 11,975.94
  4. Step 4: Simplify right side
    18,017.51x = 297,895,938.69
  5. Step 5: Solve for x
    x = 297,895,938.69/18,017.51
  6. Step 6: Final answer
    x = 16,533.69

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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.