Home / 14,318.10-19,748.96-13,836.42

Finding the Fourth Proportional to 14,318.10, 19,748.96 and 13,836.42

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Solution

The fourth proportional to 14,318.10, 19,748.96 and 13,836.42 is: 19,084.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.10 : 19,748.96 = 13,836.42 : x
  2. Step 2: Convert to fraction form
    14,318.10/19,748.96 = 13,836.42/x
  3. Step 3: Cross multiply
    14,318.10x = 19,748.96 × 13,836.42
  4. Step 4: Simplify right side
    14,318.10x = 273,254,905.12
  5. Step 5: Solve for x
    x = 273,254,905.12/14,318.10
  6. Step 6: Final answer
    x = 19,084.58

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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.