Home / 40,911.80-56,457.90-23,006.92

Finding the Fourth Proportional to 40,911.80, 56,457.90 and 23,006.92

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Solution

The fourth proportional to 40,911.80, 56,457.90 and 23,006.92 is: 31,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911.80 : 56,457.90 = 23,006.92 : x
  2. Step 2: Convert to fraction form
    40,911.80/56,457.90 = 23,006.92/x
  3. Step 3: Cross multiply
    40,911.80x = 56,457.90 × 23,006.92
  4. Step 4: Simplify right side
    40,911.80x = 1,298,922,388.67
  5. Step 5: Solve for x
    x = 1,298,922,388.67/40,911.80
  6. Step 6: Final answer
    x = 31,749.33

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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.