Home / 41,139.50-56,772.54-22,276.64

Finding the Fourth Proportional to 41,139.50, 56,772.54 and 22,276.64

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Solution

The fourth proportional to 41,139.50, 56,772.54 and 22,276.64 is: 30,741.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,139.50 : 56,772.54 = 22,276.64 : x
  2. Step 2: Convert to fraction form
    41,139.50/56,772.54 = 22,276.64/x
  3. Step 3: Cross multiply
    41,139.50x = 56,772.54 × 22,276.64
  4. Step 4: Simplify right side
    41,139.50x = 1,264,701,435.47
  5. Step 5: Solve for x
    x = 1,264,701,435.47/41,139.50
  6. Step 6: Final answer
    x = 30,741.78

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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.