Home / 56,523.44-78,003.78-31,992.32

Finding the Fourth Proportional to 56,523.44, 78,003.78 and 31,992.32

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Solution

The fourth proportional to 56,523.44, 78,003.78 and 31,992.32 is: 44,150.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,523.44 : 78,003.78 = 31,992.32 : x
  2. Step 2: Convert to fraction form
    56,523.44/78,003.78 = 31,992.32/x
  3. Step 3: Cross multiply
    56,523.44x = 78,003.78 × 31,992.32
  4. Step 4: Simplify right side
    56,523.44x = 2,495,521,890.97
  5. Step 5: Solve for x
    x = 2,495,521,890.97/56,523.44
  6. Step 6: Final answer
    x = 44,150.21

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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.