Home / 19,379.32-26,743.98-10,997.08

Finding the Fourth Proportional to 19,379.32, 26,743.98 and 10,997.08

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Solution

The fourth proportional to 19,379.32, 26,743.98 and 10,997.08 is: 15,176.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,379.32 : 26,743.98 = 10,997.08 : x
  2. Step 2: Convert to fraction form
    19,379.32/26,743.98 = 10,997.08/x
  3. Step 3: Cross multiply
    19,379.32x = 26,743.98 × 10,997.08
  4. Step 4: Simplify right side
    19,379.32x = 294,105,687.58
  5. Step 5: Solve for x
    x = 294,105,687.58/19,379.32
  6. Step 6: Final answer
    x = 15,176.26

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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.