Home / 34,278.45-51,429.33-18,484.98

Finding the Fourth Proportional to 34,278.45, 51,429.33 and 18,484.98

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Solution

The fourth proportional to 34,278.45, 51,429.33 and 18,484.98 is: 27,733.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,278.45 : 51,429.33 = 18,484.98 : x
  2. Step 2: Convert to fraction form
    34,278.45/51,429.33 = 18,484.98/x
  3. Step 3: Cross multiply
    34,278.45x = 51,429.33 × 18,484.98
  4. Step 4: Simplify right side
    34,278.45x = 950,670,136.46
  5. Step 5: Solve for x
    x = 950,670,136.46/34,278.45
  6. Step 6: Final answer
    x = 27,733.76

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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.