Home / 19,368.56-26,727.49-10,869.89

Finding the Fourth Proportional to 19,368.56, 26,727.49 and 10,869.89

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Solution

The fourth proportional to 19,368.56, 26,727.49 and 10,869.89 is: 14,999.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.56 : 26,727.49 = 10,869.89 : x
  2. Step 2: Convert to fraction form
    19,368.56/26,727.49 = 10,869.89/x
  3. Step 3: Cross multiply
    19,368.56x = 26,727.49 × 10,869.89
  4. Step 4: Simplify right side
    19,368.56x = 290,524,688.29
  5. Step 5: Solve for x
    x = 290,524,688.29/19,368.56
  6. Step 6: Final answer
    x = 14,999.81

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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.