Home / 34,318.52-51,472.36-13,255.44

Finding the Fourth Proportional to 34,318.52, 51,472.36 and 13,255.44

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Solution

The fourth proportional to 34,318.52, 51,472.36 and 13,255.44 is: 19,881.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,318.52 : 51,472.36 = 13,255.44 : x
  2. Step 2: Convert to fraction form
    34,318.52/51,472.36 = 13,255.44/x
  3. Step 3: Cross multiply
    34,318.52x = 51,472.36 × 13,255.44
  4. Step 4: Simplify right side
    34,318.52x = 682,288,779.64
  5. Step 5: Solve for x
    x = 682,288,779.64/34,318.52
  6. Step 6: Final answer
    x = 19,881.07

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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.