Home / 19,322.24-26,661.48-12,246.80

Finding the Fourth Proportional to 19,322.24, 26,661.48 and 12,246.80

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Solution

The fourth proportional to 19,322.24, 26,661.48 and 12,246.80 is: 16,898.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,322.24 : 26,661.48 = 12,246.80 : x
  2. Step 2: Convert to fraction form
    19,322.24/26,661.48 = 12,246.80/x
  3. Step 3: Cross multiply
    19,322.24x = 26,661.48 × 12,246.80
  4. Step 4: Simplify right side
    19,322.24x = 326,517,813.26
  5. Step 5: Solve for x
    x = 326,517,813.26/19,322.24
  6. Step 6: Final answer
    x = 16,898.55

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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.