Home / 22,311.13-33,472.77-12,457.48

Finding the Fourth Proportional to 22,311.13, 33,472.77 and 12,457.48

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Solution

The fourth proportional to 22,311.13, 33,472.77 and 12,457.48 is: 18,689.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,311.13 : 33,472.77 = 12,457.48 : x
  2. Step 2: Convert to fraction form
    22,311.13/33,472.77 = 12,457.48/x
  3. Step 3: Cross multiply
    22,311.13x = 33,472.77 × 12,457.48
  4. Step 4: Simplify right side
    22,311.13x = 416,986,362.82
  5. Step 5: Solve for x
    x = 416,986,362.82/22,311.13
  6. Step 6: Final answer
    x = 18,689.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.