Home / 19,410.21-26,794.50-12,246.57

Finding the Fourth Proportional to 19,410.21, 26,794.50 and 12,246.57

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Solution

The fourth proportional to 19,410.21, 26,794.50 and 12,246.57 is: 16,905.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,410.21 : 26,794.50 = 12,246.57 : x
  2. Step 2: Convert to fraction form
    19,410.21/26,794.50 = 12,246.57/x
  3. Step 3: Cross multiply
    19,410.21x = 26,794.50 × 12,246.57
  4. Step 4: Simplify right side
    19,410.21x = 328,140,719.87
  5. Step 5: Solve for x
    x = 328,140,719.87/19,410.21
  6. Step 6: Final answer
    x = 16,905.57

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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.