Home / 13,474.43-18,601.35-10,442.85

Finding the Fourth Proportional to 13,474.43, 18,601.35 and 10,442.85

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Solution

The fourth proportional to 13,474.43, 18,601.35 and 10,442.85 is: 14,416.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474.43 : 18,601.35 = 10,442.85 : x
  2. Step 2: Convert to fraction form
    13,474.43/18,601.35 = 10,442.85/x
  3. Step 3: Cross multiply
    13,474.43x = 18,601.35 × 10,442.85
  4. Step 4: Simplify right side
    13,474.43x = 194,251,051.25
  5. Step 5: Solve for x
    x = 194,251,051.25/13,474.43
  6. Step 6: Final answer
    x = 14,416.28

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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.