Home / 40,371.63-55,712.85-22,707.63

Finding the Fourth Proportional to 40,371.63, 55,712.85 and 22,707.63

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Solution

The fourth proportional to 40,371.63, 55,712.85 and 22,707.63 is: 31,336.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,371.63 : 55,712.85 = 22,707.63 : x
  2. Step 2: Convert to fraction form
    40,371.63/55,712.85 = 22,707.63/x
  3. Step 3: Cross multiply
    40,371.63x = 55,712.85 × 22,707.63
  4. Step 4: Simplify right side
    40,371.63x = 1,265,106,784.05
  5. Step 5: Solve for x
    x = 1,265,106,784.05/40,371.63
  6. Step 6: Final answer
    x = 31,336.53

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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.