Home / 40,909.75-56,454.32-23,004.29

Finding the Fourth Proportional to 40,909.75, 56,454.32 and 23,004.29

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Solution

The fourth proportional to 40,909.75, 56,454.32 and 23,004.29 is: 31,745.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,909.75 : 56,454.32 = 23,004.29 : x
  2. Step 2: Convert to fraction form
    40,909.75/56,454.32 = 23,004.29/x
  3. Step 3: Cross multiply
    40,909.75x = 56,454.32 × 23,004.29
  4. Step 4: Simplify right side
    40,909.75x = 1,298,691,549.03
  5. Step 5: Solve for x
    x = 1,298,691,549.03/40,909.75
  6. Step 6: Final answer
    x = 31,745.28

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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.