Home / 40,152.92-55,409.54-23,157.86

Finding the Fourth Proportional to 40,152.92, 55,409.54 and 23,157.86

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Solution

The fourth proportional to 40,152.92, 55,409.54 and 23,157.86 is: 31,956.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,152.92 : 55,409.54 = 23,157.86 : x
  2. Step 2: Convert to fraction form
    40,152.92/55,409.54 = 23,157.86/x
  3. Step 3: Cross multiply
    40,152.92x = 55,409.54 × 23,157.86
  4. Step 4: Simplify right side
    40,152.92x = 1,283,166,369.98
  5. Step 5: Solve for x
    x = 1,283,166,369.98/40,152.92
  6. Step 6: Final answer
    x = 31,956.99

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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.