Home / 40,003.68-55,205.54-22,098.31

Finding the Fourth Proportional to 40,003.68, 55,205.54 and 22,098.31

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Solution

The fourth proportional to 40,003.68, 55,205.54 and 22,098.31 is: 30,495.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,003.68 : 55,205.54 = 22,098.31 : x
  2. Step 2: Convert to fraction form
    40,003.68/55,205.54 = 22,098.31/x
  3. Step 3: Cross multiply
    40,003.68x = 55,205.54 × 22,098.31
  4. Step 4: Simplify right side
    40,003.68x = 1,219,949,136.64
  5. Step 5: Solve for x
    x = 1,219,949,136.64/40,003.68
  6. Step 6: Final answer
    x = 30,495.92

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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.