Home / 40,935.09-56,486.41-23,029.71

Finding the Fourth Proportional to 40,935.09, 56,486.41 and 23,029.71

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Solution

The fourth proportional to 40,935.09, 56,486.41 and 23,029.71 is: 31,778.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,935.09 : 56,486.41 = 23,029.71 : x
  2. Step 2: Convert to fraction form
    40,935.09/56,486.41 = 23,029.71/x
  3. Step 3: Cross multiply
    40,935.09x = 56,486.41 × 23,029.71
  4. Step 4: Simplify right side
    40,935.09x = 1,300,865,641.24
  5. Step 5: Solve for x
    x = 1,300,865,641.24/40,935.09
  6. Step 6: Final answer
    x = 31,778.74

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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.