Home / 14,358.20-21,524.32-12,803

Finding the Fourth Proportional to 14,358.20, 21,524.32 and 12,803

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Solution

The fourth proportional to 14,358.20, 21,524.32 and 12,803 is: 19,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,358.20 : 21,524.32 = 12,803 : x
  2. Step 2: Convert to fraction form
    14,358.20/21,524.32 = 12,803/x
  3. Step 3: Cross multiply
    14,358.20x = 21,524.32 × 12,803
  4. Step 4: Simplify right side
    14,358.20x = 275,575,868.96
  5. Step 5: Solve for x
    x = 275,575,868.96/14,358.20
  6. Step 6: Final answer
    x = 19,192.93

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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.