Home / 40,000.54-55,211.42-23,006.64

Finding the Fourth Proportional to 40,000.54, 55,211.42 and 23,006.64

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Solution

The fourth proportional to 40,000.54, 55,211.42 and 23,006.64 is: 31,755.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,000.54 : 55,211.42 = 23,006.64 : x
  2. Step 2: Convert to fraction form
    40,000.54/55,211.42 = 23,006.64/x
  3. Step 3: Cross multiply
    40,000.54x = 55,211.42 × 23,006.64
  4. Step 4: Simplify right side
    40,000.54x = 1,270,229,263.83
  5. Step 5: Solve for x
    x = 1,270,229,263.83/40,000.54
  6. Step 6: Final answer
    x = 31,755.30

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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.