Home / 34,149.61-51,212.12-14,429.71

Finding the Fourth Proportional to 34,149.61, 51,212.12 and 14,429.71

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Solution

The fourth proportional to 34,149.61, 51,212.12 and 14,429.71 is: 21,639.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,149.61 : 51,212.12 = 14,429.71 : x
  2. Step 2: Convert to fraction form
    34,149.61/51,212.12 = 14,429.71/x
  3. Step 3: Cross multiply
    34,149.61x = 51,212.12 × 14,429.71
  4. Step 4: Simplify right side
    34,149.61x = 738,976,031.95
  5. Step 5: Solve for x
    x = 738,976,031.95/34,149.61
  6. Step 6: Final answer
    x = 21,639.37

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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.