Home / 13,059.10-19,587.84-4,174.21

Finding the Fourth Proportional to 13,059.10, 19,587.84 and 4,174.21

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Solution

The fourth proportional to 13,059.10, 19,587.84 and 4,174.21 is: 6,261.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,059.10 : 19,587.84 = 4,174.21 : x
  2. Step 2: Convert to fraction form
    13,059.10/19,587.84 = 4,174.21/x
  3. Step 3: Cross multiply
    13,059.10x = 19,587.84 × 4,174.21
  4. Step 4: Simplify right side
    13,059.10x = 81,763,757.61
  5. Step 5: Solve for x
    x = 81,763,757.61/13,059.10
  6. Step 6: Final answer
    x = 6,261.06

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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.