Home / 40,200.98-55,476.37-22,295.86

Finding the Fourth Proportional to 40,200.98, 55,476.37 and 22,295.86

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Solution

The fourth proportional to 40,200.98, 55,476.37 and 22,295.86 is: 30,767.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,200.98 : 55,476.37 = 22,295.86 : x
  2. Step 2: Convert to fraction form
    40,200.98/55,476.37 = 22,295.86/x
  3. Step 3: Cross multiply
    40,200.98x = 55,476.37 × 22,295.86
  4. Step 4: Simplify right side
    40,200.98x = 1,236,893,378.83
  5. Step 5: Solve for x
    x = 1,236,893,378.83/40,200.98
  6. Step 6: Final answer
    x = 30,767.74

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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.