Home / 14,059.62-19,427.94-13,376.40

Finding the Fourth Proportional to 14,059.62, 19,427.94 and 13,376.40

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Solution

The fourth proportional to 14,059.62, 19,427.94 and 13,376.40 is: 18,483.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,059.62 : 19,427.94 = 13,376.40 : x
  2. Step 2: Convert to fraction form
    14,059.62/19,427.94 = 13,376.40/x
  3. Step 3: Cross multiply
    14,059.62x = 19,427.94 × 13,376.40
  4. Step 4: Simplify right side
    14,059.62x = 259,875,896.62
  5. Step 5: Solve for x
    x = 259,875,896.62/14,059.62
  6. Step 6: Final answer
    x = 18,483.85

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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.