Home / 40,485.86-55,867.95-22,336.82

Finding the Fourth Proportional to 40,485.86, 55,867.95 and 22,336.82

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Solution

The fourth proportional to 40,485.86, 55,867.95 and 22,336.82 is: 30,823.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485.86 : 55,867.95 = 22,336.82 : x
  2. Step 2: Convert to fraction form
    40,485.86/55,867.95 = 22,336.82/x
  3. Step 3: Cross multiply
    40,485.86x = 55,867.95 × 22,336.82
  4. Step 4: Simplify right side
    40,485.86x = 1,247,912,342.92
  5. Step 5: Solve for x
    x = 1,247,912,342.92/40,485.86
  6. Step 6: Final answer
    x = 30,823.41

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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.