Home / 41,138.95-56,771.75-22,276.07

Finding the Fourth Proportional to 41,138.95, 56,771.75 and 22,276.07

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Solution

The fourth proportional to 41,138.95, 56,771.75 and 22,276.07 is: 30,740.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,138.95 : 56,771.75 = 22,276.07 : x
  2. Step 2: Convert to fraction form
    41,138.95/56,771.75 = 22,276.07/x
  3. Step 3: Cross multiply
    41,138.95x = 56,771.75 × 22,276.07
  4. Step 4: Simplify right side
    41,138.95x = 1,264,651,496.12
  5. Step 5: Solve for x
    x = 1,264,651,496.12/41,138.95
  6. Step 6: Final answer
    x = 30,740.98

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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.