Home / 40,053.54-55,272.90-22,148.07

Finding the Fourth Proportional to 40,053.54, 55,272.90 and 22,148.07

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Solution

The fourth proportional to 40,053.54, 55,272.90 and 22,148.07 is: 30,563.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,053.54 : 55,272.90 = 22,148.07 : x
  2. Step 2: Convert to fraction form
    40,053.54/55,272.90 = 22,148.07/x
  3. Step 3: Cross multiply
    40,053.54x = 55,272.90 × 22,148.07
  4. Step 4: Simplify right side
    40,053.54x = 1,224,188,058.30
  5. Step 5: Solve for x
    x = 1,224,188,058.30/40,053.54
  6. Step 6: Final answer
    x = 30,563.79

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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.