Home / 19,316.70-28,968.77-6,165.95

Finding the Fourth Proportional to 19,316.70, 28,968.77 and 6,165.95

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Solution

The fourth proportional to 19,316.70, 28,968.77 and 6,165.95 is: 9,246.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,316.70 : 28,968.77 = 6,165.95 : x
  2. Step 2: Convert to fraction form
    19,316.70/28,968.77 = 6,165.95/x
  3. Step 3: Cross multiply
    19,316.70x = 28,968.77 × 6,165.95
  4. Step 4: Simplify right side
    19,316.70x = 178,619,811.71
  5. Step 5: Solve for x
    x = 178,619,811.71/19,316.70
  6. Step 6: Final answer
    x = 9,246.91

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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.