Home / 19,368.22-26,727.05-10,869.55

Finding the Fourth Proportional to 19,368.22, 26,727.05 and 10,869.55

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Solution

The fourth proportional to 19,368.22, 26,727.05 and 10,869.55 is: 14,999.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.22 : 26,727.05 = 10,869.55 : x
  2. Step 2: Convert to fraction form
    19,368.22/26,727.05 = 10,869.55/x
  3. Step 3: Cross multiply
    19,368.22x = 26,727.05 × 10,869.55
  4. Step 4: Simplify right side
    19,368.22x = 290,511,006.33
  5. Step 5: Solve for x
    x = 290,511,006.33/19,368.22
  6. Step 6: Final answer
    x = 14,999.37

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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.