Home / 19,182.49-26,450.67-13,133.72

Finding the Fourth Proportional to 19,182.49, 26,450.67 and 13,133.72

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Solution

The fourth proportional to 19,182.49, 26,450.67 and 13,133.72 is: 18,110.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182.49 : 26,450.67 = 13,133.72 : x
  2. Step 2: Convert to fraction form
    19,182.49/26,450.67 = 13,133.72/x
  3. Step 3: Cross multiply
    19,182.49x = 26,450.67 × 13,133.72
  4. Step 4: Simplify right side
    19,182.49x = 347,395,495.67
  5. Step 5: Solve for x
    x = 347,395,495.67/19,182.49
  6. Step 6: Final answer
    x = 18,110.04

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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.