Home / 41,321.08-57,021.54-22,457.80

Finding the Fourth Proportional to 41,321.08, 57,021.54 and 22,457.80

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Solution

The fourth proportional to 41,321.08, 57,021.54 and 22,457.80 is: 30,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,321.08 : 57,021.54 = 22,457.80 : x
  2. Step 2: Convert to fraction form
    41,321.08/57,021.54 = 22,457.80/x
  3. Step 3: Cross multiply
    41,321.08x = 57,021.54 × 22,457.80
  4. Step 4: Simplify right side
    41,321.08x = 1,280,578,341.01
  5. Step 5: Solve for x
    x = 1,280,578,341.01/41,321.08
  6. Step 6: Final answer
    x = 30,990.92

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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.