Home / 26,154.50-39,222.65-11,161.01

Finding the Fourth Proportional to 26,154.50, 39,222.65 and 11,161.01

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Solution

The fourth proportional to 26,154.50, 39,222.65 and 11,161.01 is: 16,737.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,154.50 : 39,222.65 = 11,161.01 : x
  2. Step 2: Convert to fraction form
    26,154.50/39,222.65 = 11,161.01/x
  3. Step 3: Cross multiply
    26,154.50x = 39,222.65 × 11,161.01
  4. Step 4: Simplify right side
    26,154.50x = 437,764,514.84
  5. Step 5: Solve for x
    x = 437,764,514.84/26,154.50
  6. Step 6: Final answer
    x = 16,737.64

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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.