Home / 40,431.72-55,795.74-22,527.86

Finding the Fourth Proportional to 40,431.72, 55,795.74 and 22,527.86

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Solution

The fourth proportional to 40,431.72, 55,795.74 and 22,527.86 is: 31,088.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,431.72 : 55,795.74 = 22,527.86 : x
  2. Step 2: Convert to fraction form
    40,431.72/55,795.74 = 22,527.86/x
  3. Step 3: Cross multiply
    40,431.72x = 55,795.74 × 22,527.86
  4. Step 4: Simplify right side
    40,431.72x = 1,256,958,619.32
  5. Step 5: Solve for x
    x = 1,256,958,619.32/40,431.72
  6. Step 6: Final answer
    x = 31,088.43

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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.