Home / 40,911.08-56,456.94-23,005.70

Finding the Fourth Proportional to 40,911.08, 56,456.94 and 23,005.70

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Solution

The fourth proportional to 40,911.08, 56,456.94 and 23,005.70 is: 31,747.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911.08 : 56,456.94 = 23,005.70 : x
  2. Step 2: Convert to fraction form
    40,911.08/56,456.94 = 23,005.70/x
  3. Step 3: Cross multiply
    40,911.08x = 56,456.94 × 23,005.70
  4. Step 4: Simplify right side
    40,911.08x = 1,298,831,142.27
  5. Step 5: Solve for x
    x = 1,298,831,142.27/40,911.08
  6. Step 6: Final answer
    x = 31,747.67

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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.