Home / 19,376.26-26,739.50-10,877.87

Finding the Fourth Proportional to 19,376.26, 26,739.50 and 10,877.87

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Solution

The fourth proportional to 19,376.26, 26,739.50 and 10,877.87 is: 15,011.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,376.26 : 26,739.50 = 10,877.87 : x
  2. Step 2: Convert to fraction form
    19,376.26/26,739.50 = 10,877.87/x
  3. Step 3: Cross multiply
    19,376.26x = 26,739.50 × 10,877.87
  4. Step 4: Simplify right side
    19,376.26x = 290,868,817.32
  5. Step 5: Solve for x
    x = 290,868,817.32/19,376.26
  6. Step 6: Final answer
    x = 15,011.61

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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.