Home / 13,234.64-19,854.12-4,914.68

Finding the Fourth Proportional to 13,234.64, 19,854.12 and 4,914.68

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Solution

The fourth proportional to 13,234.64, 19,854.12 and 4,914.68 is: 7,372.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234.64 : 19,854.12 = 4,914.68 : x
  2. Step 2: Convert to fraction form
    13,234.64/19,854.12 = 4,914.68/x
  3. Step 3: Cross multiply
    13,234.64x = 19,854.12 × 4,914.68
  4. Step 4: Simplify right side
    13,234.64x = 97,576,646.48
  5. Step 5: Solve for x
    x = 97,576,646.48/13,234.64
  6. Step 6: Final answer
    x = 7,372.82

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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.