Home / 40,409.83-55,761.57-22,506.50

Finding the Fourth Proportional to 40,409.83, 55,761.57 and 22,506.50

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Solution

The fourth proportional to 40,409.83, 55,761.57 and 22,506.50 is: 31,056.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,409.83 : 55,761.57 = 22,506.50 : x
  2. Step 2: Convert to fraction form
    40,409.83/55,761.57 = 22,506.50/x
  3. Step 3: Cross multiply
    40,409.83x = 55,761.57 × 22,506.50
  4. Step 4: Simplify right side
    40,409.83x = 1,254,997,775.21
  5. Step 5: Solve for x
    x = 1,254,997,775.21/40,409.83
  6. Step 6: Final answer
    x = 31,056.74

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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.