Home / 34,221.61-51,304.60-13,150.77

Finding the Fourth Proportional to 34,221.61, 51,304.60 and 13,150.77

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Solution

The fourth proportional to 34,221.61, 51,304.60 and 13,150.77 is: 19,715.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,221.61 : 51,304.60 = 13,150.77 : x
  2. Step 2: Convert to fraction form
    34,221.61/51,304.60 = 13,150.77/x
  3. Step 3: Cross multiply
    34,221.61x = 51,304.60 × 13,150.77
  4. Step 4: Simplify right side
    34,221.61x = 674,694,994.54
  5. Step 5: Solve for x
    x = 674,694,994.54/34,221.61
  6. Step 6: Final answer
    x = 19,715.47

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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.