Home / 40,313.25-55,631.88-22,409.82

Finding the Fourth Proportional to 40,313.25, 55,631.88 and 22,409.82

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Solution

The fourth proportional to 40,313.25, 55,631.88 and 22,409.82 is: 30,925.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,313.25 : 55,631.88 = 22,409.82 : x
  2. Step 2: Convert to fraction form
    40,313.25/55,631.88 = 22,409.82/x
  3. Step 3: Cross multiply
    40,313.25x = 55,631.88 × 22,409.82
  4. Step 4: Simplify right side
    40,313.25x = 1,246,700,417.06
  5. Step 5: Solve for x
    x = 1,246,700,417.06/40,313.25
  6. Step 6: Final answer
    x = 30,925.33

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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.