Home / 13,769.07-19,007.13-9,298.88

Finding the Fourth Proportional to 13,769.07, 19,007.13 and 9,298.88

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Solution

The fourth proportional to 13,769.07, 19,007.13 and 9,298.88 is: 12,836.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769.07 : 19,007.13 = 9,298.88 : x
  2. Step 2: Convert to fraction form
    13,769.07/19,007.13 = 9,298.88/x
  3. Step 3: Cross multiply
    13,769.07x = 19,007.13 × 9,298.88
  4. Step 4: Simplify right side
    13,769.07x = 176,745,021.01
  5. Step 5: Solve for x
    x = 176,745,021.01/13,769.07
  6. Step 6: Final answer
    x = 12,836.38

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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.