Home / 40,969.61-56,536.19-22,819.37

Finding the Fourth Proportional to 40,969.61, 56,536.19 and 22,819.37

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Solution

The fourth proportional to 40,969.61, 56,536.19 and 22,819.37 is: 31,489.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,969.61 : 56,536.19 = 22,819.37 : x
  2. Step 2: Convert to fraction form
    40,969.61/56,536.19 = 22,819.37/x
  3. Step 3: Cross multiply
    40,969.61x = 56,536.19 × 22,819.37
  4. Step 4: Simplify right side
    40,969.61x = 1,290,120,276.90
  5. Step 5: Solve for x
    x = 1,290,120,276.90/40,969.61
  6. Step 6: Final answer
    x = 31,489.69

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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.