Home / 26,525.59-39,787.81-12,477.83

Finding the Fourth Proportional to 26,525.59, 39,787.81 and 12,477.83

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Solution

The fourth proportional to 26,525.59, 39,787.81 and 12,477.83 is: 18,716.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,525.59 : 39,787.81 = 12,477.83 : x
  2. Step 2: Convert to fraction form
    26,525.59/39,787.81 = 12,477.83/x
  3. Step 3: Cross multiply
    26,525.59x = 39,787.81 × 12,477.83
  4. Step 4: Simplify right side
    26,525.59x = 496,465,522.93
  5. Step 5: Solve for x
    x = 496,465,522.93/26,525.59
  6. Step 6: Final answer
    x = 18,716.47

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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.