Home / 22,472.46-31,011.48-12,401.85

Finding the Fourth Proportional to 22,472.46, 31,011.48 and 12,401.85

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Solution

The fourth proportional to 22,472.46, 31,011.48 and 12,401.85 is: 17,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,472.46 : 31,011.48 = 12,401.85 : x
  2. Step 2: Convert to fraction form
    22,472.46/31,011.48 = 12,401.85/x
  3. Step 3: Cross multiply
    22,472.46x = 31,011.48 × 12,401.85
  4. Step 4: Simplify right side
    22,472.46x = 384,599,723.24
  5. Step 5: Solve for x
    x = 384,599,723.24/22,472.46
  6. Step 6: Final answer
    x = 17,114.27

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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.