Home / 13,068.38-19,602.54-5,671.88

Finding the Fourth Proportional to 13,068.38, 19,602.54 and 5,671.88

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Solution

The fourth proportional to 13,068.38, 19,602.54 and 5,671.88 is: 8,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,068.38 : 19,602.54 = 5,671.88 : x
  2. Step 2: Convert to fraction form
    13,068.38/19,602.54 = 5,671.88/x
  3. Step 3: Cross multiply
    13,068.38x = 19,602.54 × 5,671.88
  4. Step 4: Simplify right side
    13,068.38x = 111,183,254.58
  5. Step 5: Solve for x
    x = 111,183,254.58/13,068.38
  6. Step 6: Final answer
    x = 8,507.81

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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.