Home / 40,188.54-55,462.63-22,283.54

Finding the Fourth Proportional to 40,188.54, 55,462.63 and 22,283.54

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Solution

The fourth proportional to 40,188.54, 55,462.63 and 22,283.54 is: 30,752.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,188.54 : 55,462.63 = 22,283.54 : x
  2. Step 2: Convert to fraction form
    40,188.54/55,462.63 = 22,283.54/x
  3. Step 3: Cross multiply
    40,188.54x = 55,462.63 × 22,283.54
  4. Step 4: Simplify right side
    40,188.54x = 1,235,903,456.80
  5. Step 5: Solve for x
    x = 1,235,903,456.80/40,188.54
  6. Step 6: Final answer
    x = 30,752.64

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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.