Home / 31,812.16-43,942.12-24,212.32

Finding the Fourth Proportional to 31,812.16, 43,942.12 and 24,212.32

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Solution

The fourth proportional to 31,812.16, 43,942.12 and 24,212.32 is: 33,444.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,812.16 : 43,942.12 = 24,212.32 : x
  2. Step 2: Convert to fraction form
    31,812.16/43,942.12 = 24,212.32/x
  3. Step 3: Cross multiply
    31,812.16x = 43,942.12 × 24,212.32
  4. Step 4: Simplify right side
    31,812.16x = 1,063,940,670.92
  5. Step 5: Solve for x
    x = 1,063,940,670.92/31,812.16
  6. Step 6: Final answer
    x = 33,444.46

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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.