Home / 26,482.76-39,704.89-12,435.56

Finding the Fourth Proportional to 26,482.76, 39,704.89 and 12,435.56

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Solution

The fourth proportional to 26,482.76, 39,704.89 and 12,435.56 is: 18,644.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,482.76 : 39,704.89 = 12,435.56 : x
  2. Step 2: Convert to fraction form
    26,482.76/39,704.89 = 12,435.56/x
  3. Step 3: Cross multiply
    26,482.76x = 39,704.89 × 12,435.56
  4. Step 4: Simplify right side
    26,482.76x = 493,752,343.36
  5. Step 5: Solve for x
    x = 493,752,343.36/26,482.76
  6. Step 6: Final answer
    x = 18,644.29

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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.