Home / 40,388.86-55,735.37-22,483.47

Finding the Fourth Proportional to 40,388.86, 55,735.37 and 22,483.47

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Solution

The fourth proportional to 40,388.86, 55,735.37 and 22,483.47 is: 31,026.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,388.86 : 55,735.37 = 22,483.47 : x
  2. Step 2: Convert to fraction form
    40,388.86/55,735.37 = 22,483.47/x
  3. Step 3: Cross multiply
    40,388.86x = 55,735.37 × 22,483.47
  4. Step 4: Simplify right side
    40,388.86x = 1,253,124,436.20
  5. Step 5: Solve for x
    x = 1,253,124,436.20/40,388.86
  6. Step 6: Final answer
    x = 31,026.49

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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.