Home / 40,636.80-56,081.28-22,733.92

Finding the Fourth Proportional to 40,636.80, 56,081.28 and 22,733.92

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Solution

The fourth proportional to 40,636.80, 56,081.28 and 22,733.92 is: 31,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,636.80 : 56,081.28 = 22,733.92 : x
  2. Step 2: Convert to fraction form
    40,636.80/56,081.28 = 22,733.92/x
  3. Step 3: Cross multiply
    40,636.80x = 56,081.28 × 22,733.92
  4. Step 4: Simplify right side
    40,636.80x = 1,274,947,333.02
  5. Step 5: Solve for x
    x = 1,274,947,333.02/40,636.80
  6. Step 6: Final answer
    x = 31,374.21

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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.