Home / 40,844-56,363.64-22,940.96

Finding the Fourth Proportional to 40,844, 56,363.64 and 22,940.96

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Solution

The fourth proportional to 40,844, 56,363.64 and 22,940.96 is: 31,657.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,844 : 56,363.64 = 22,940.96 : x
  2. Step 2: Convert to fraction form
    40,844/56,363.64 = 22,940.96/x
  3. Step 3: Cross multiply
    40,844x = 56,363.64 × 22,940.96
  4. Step 4: Simplify right side
    40,844x = 1,293,036,010.69
  5. Step 5: Solve for x
    x = 1,293,036,010.69/40,844
  6. Step 6: Final answer
    x = 31,657.92

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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.