Home / 40,940.83-56,468.10-28,198.07

Finding the Fourth Proportional to 40,940.83, 56,468.10 and 28,198.07

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Solution

The fourth proportional to 40,940.83, 56,468.10 and 28,198.07 is: 38,892.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,940.83 : 56,468.10 = 28,198.07 : x
  2. Step 2: Convert to fraction form
    40,940.83/56,468.10 = 28,198.07/x
  3. Step 3: Cross multiply
    40,940.83x = 56,468.10 × 28,198.07
  4. Step 4: Simplify right side
    40,940.83x = 1,592,291,436.57
  5. Step 5: Solve for x
    x = 1,592,291,436.57/40,940.83
  6. Step 6: Final answer
    x = 38,892.51

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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.