Home / 40,739.71-56,220.62-22,834.72

Finding the Fourth Proportional to 40,739.71, 56,220.62 and 22,834.72

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Solution

The fourth proportional to 40,739.71, 56,220.62 and 22,834.72 is: 31,511.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,739.71 : 56,220.62 = 22,834.72 : x
  2. Step 2: Convert to fraction form
    40,739.71/56,220.62 = 22,834.72/x
  3. Step 3: Cross multiply
    40,739.71x = 56,220.62 × 22,834.72
  4. Step 4: Simplify right side
    40,739.71x = 1,283,781,834.82
  5. Step 5: Solve for x
    x = 1,283,781,834.82/40,739.71
  6. Step 6: Final answer
    x = 31,511.81

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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.