Home / 40,383.02-55,721.92-22,477.57

Finding the Fourth Proportional to 40,383.02, 55,721.92 and 22,477.57

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Solution

The fourth proportional to 40,383.02, 55,721.92 and 22,477.57 is: 31,015.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,383.02 : 55,721.92 = 22,477.57 : x
  2. Step 2: Convert to fraction form
    40,383.02/55,721.92 = 22,477.57/x
  3. Step 3: Cross multiply
    40,383.02x = 55,721.92 × 22,477.57
  4. Step 4: Simplify right side
    40,383.02x = 1,252,493,357.33
  5. Step 5: Solve for x
    x = 1,252,493,357.33/40,383.02
  6. Step 6: Final answer
    x = 31,015.35

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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.