Home / 14,140.03-21,195.47-6,354.31

Finding the Fourth Proportional to 14,140.03, 21,195.47 and 6,354.31

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Solution

The fourth proportional to 14,140.03, 21,195.47 and 6,354.31 is: 9,524.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,140.03 : 21,195.47 = 6,354.31 : x
  2. Step 2: Convert to fraction form
    14,140.03/21,195.47 = 6,354.31/x
  3. Step 3: Cross multiply
    14,140.03x = 21,195.47 × 6,354.31
  4. Step 4: Simplify right side
    14,140.03x = 134,682,586.98
  5. Step 5: Solve for x
    x = 134,682,586.98/14,140.03
  6. Step 6: Final answer
    x = 9,524.92

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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.