Home / 34,306.21-51,435.01-13,228.39

Finding the Fourth Proportional to 34,306.21, 51,435.01 and 13,228.39

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Solution

The fourth proportional to 34,306.21, 51,435.01 and 13,228.39 is: 19,833.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,306.21 : 51,435.01 = 13,228.39 : x
  2. Step 2: Convert to fraction form
    34,306.21/51,435.01 = 13,228.39/x
  3. Step 3: Cross multiply
    34,306.21x = 51,435.01 × 13,228.39
  4. Step 4: Simplify right side
    34,306.21x = 680,402,048.62
  5. Step 5: Solve for x
    x = 680,402,048.62/34,306.21
  6. Step 6: Final answer
    x = 19,833.21

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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.