Home / 14,094.08-19,410.46-13,787.90

Finding the Fourth Proportional to 14,094.08, 19,410.46 and 13,787.90

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Solution

The fourth proportional to 14,094.08, 19,410.46 and 13,787.90 is: 18,988.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094.08 : 19,410.46 = 13,787.90 : x
  2. Step 2: Convert to fraction form
    14,094.08/19,410.46 = 13,787.90/x
  3. Step 3: Cross multiply
    14,094.08x = 19,410.46 × 13,787.90
  4. Step 4: Simplify right side
    14,094.08x = 267,629,349.91
  5. Step 5: Solve for x
    x = 267,629,349.91/14,094.08
  6. Step 6: Final answer
    x = 18,988.78

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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.