Home / 14,174.76-21,261.60-3,644.85

Finding the Fourth Proportional to 14,174.76, 21,261.60 and 3,644.85

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Solution

The fourth proportional to 14,174.76, 21,261.60 and 3,644.85 is: 5,467.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,174.76 : 21,261.60 = 3,644.85 : x
  2. Step 2: Convert to fraction form
    14,174.76/21,261.60 = 3,644.85/x
  3. Step 3: Cross multiply
    14,174.76x = 21,261.60 × 3,644.85
  4. Step 4: Simplify right side
    14,174.76x = 77,495,342.76
  5. Step 5: Solve for x
    x = 77,495,342.76/14,174.76
  6. Step 6: Final answer
    x = 5,467.14

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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.