Home / 40,511.58-55,908.78-22,610.07

Finding the Fourth Proportional to 40,511.58, 55,908.78 and 22,610.07

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Solution

The fourth proportional to 40,511.58, 55,908.78 and 22,610.07 is: 31,203.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,511.58 : 55,908.78 = 22,610.07 : x
  2. Step 2: Convert to fraction form
    40,511.58/55,908.78 = 22,610.07/x
  3. Step 3: Cross multiply
    40,511.58x = 55,908.78 × 22,610.07
  4. Step 4: Simplify right side
    40,511.58x = 1,264,101,471.81
  5. Step 5: Solve for x
    x = 1,264,101,471.81/40,511.58
  6. Step 6: Final answer
    x = 31,203.46

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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.