Home / 40,920.72-56,466.60-23,015.34

Finding the Fourth Proportional to 40,920.72, 56,466.60 and 23,015.34

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Solution

The fourth proportional to 40,920.72, 56,466.60 and 23,015.34 is: 31,758.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,920.72 : 56,466.60 = 23,015.34 : x
  2. Step 2: Convert to fraction form
    40,920.72/56,466.60 = 23,015.34/x
  3. Step 3: Cross multiply
    40,920.72x = 56,466.60 × 23,015.34
  4. Step 4: Simplify right side
    40,920.72x = 1,299,597,997.64
  5. Step 5: Solve for x
    x = 1,299,597,997.64/40,920.72
  6. Step 6: Final answer
    x = 31,758.92

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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.