Home / 19,126.14-28,671.93-6,811.26

Finding the Fourth Proportional to 19,126.14, 28,671.93 and 6,811.26

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Solution

The fourth proportional to 19,126.14, 28,671.93 and 6,811.26 is: 10,210.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.14 : 28,671.93 = 6,811.26 : x
  2. Step 2: Convert to fraction form
    19,126.14/28,671.93 = 6,811.26/x
  3. Step 3: Cross multiply
    19,126.14x = 28,671.93 × 6,811.26
  4. Step 4: Simplify right side
    19,126.14x = 195,291,969.93
  5. Step 5: Solve for x
    x = 195,291,969.93/19,126.14
  6. Step 6: Final answer
    x = 10,210.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.