Home / 34,814.40-52,221.60-17,318.40

Finding the Fourth Proportional to 34,814.40, 52,221.60 and 17,318.40

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Solution

The fourth proportional to 34,814.40, 52,221.60 and 17,318.40 is: 25,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,814.40 : 52,221.60 = 17,318.40 : x
  2. Step 2: Convert to fraction form
    34,814.40/52,221.60 = 17,318.40/x
  3. Step 3: Cross multiply
    34,814.40x = 52,221.60 × 17,318.40
  4. Step 4: Simplify right side
    34,814.40x = 904,394,557.44
  5. Step 5: Solve for x
    x = 904,394,557.44/34,814.40
  6. Step 6: Final answer
    x = 25,977.60

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1.5x scale

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.