Home / 40,026.36-55,231.61-23,890.71

Finding the Fourth Proportional to 40,026.36, 55,231.61 and 23,890.71

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Solution

The fourth proportional to 40,026.36, 55,231.61 and 23,890.71 is: 32,966.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,026.36 : 55,231.61 = 23,890.71 : x
  2. Step 2: Convert to fraction form
    40,026.36/55,231.61 = 23,890.71/x
  3. Step 3: Cross multiply
    40,026.36x = 55,231.61 × 23,890.71
  4. Step 4: Simplify right side
    40,026.36x = 1,319,522,257.89
  5. Step 5: Solve for x
    x = 1,319,522,257.89/40,026.36
  6. Step 6: Final answer
    x = 32,966.33

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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.