Home / 19,267.83-28,901.87-5,940.65

Finding the Fourth Proportional to 19,267.83, 28,901.87 and 5,940.65

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Solution

The fourth proportional to 19,267.83, 28,901.87 and 5,940.65 is: 8,911.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.83 : 28,901.87 = 5,940.65 : x
  2. Step 2: Convert to fraction form
    19,267.83/28,901.87 = 5,940.65/x
  3. Step 3: Cross multiply
    19,267.83x = 28,901.87 × 5,940.65
  4. Step 4: Simplify right side
    19,267.83x = 171,695,719.80
  5. Step 5: Solve for x
    x = 171,695,719.80/19,267.83
  6. Step 6: Final answer
    x = 8,911.00

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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.