Home / 19,043.09-26,276.34-11,964.50

Finding the Fourth Proportional to 19,043.09, 26,276.34 and 11,964.50

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Solution

The fourth proportional to 19,043.09, 26,276.34 and 11,964.50 is: 16,509.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043.09 : 26,276.34 = 11,964.50 : x
  2. Step 2: Convert to fraction form
    19,043.09/26,276.34 = 11,964.50/x
  3. Step 3: Cross multiply
    19,043.09x = 26,276.34 × 11,964.50
  4. Step 4: Simplify right side
    19,043.09x = 314,383,210.11
  5. Step 5: Solve for x
    x = 314,383,210.11/19,043.09
  6. Step 6: Final answer
    x = 16,509.04

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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.