Home / 34,277.99-51,421.13-12,086.82

Finding the Fourth Proportional to 34,277.99, 51,421.13 and 12,086.82

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Solution

The fourth proportional to 34,277.99, 51,421.13 and 12,086.82 is: 18,131.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,277.99 : 51,421.13 = 12,086.82 : x
  2. Step 2: Convert to fraction form
    34,277.99/51,421.13 = 12,086.82/x
  3. Step 3: Cross multiply
    34,277.99x = 51,421.13 × 12,086.82
  4. Step 4: Simplify right side
    34,277.99x = 621,517,927.40
  5. Step 5: Solve for x
    x = 621,517,927.40/34,277.99
  6. Step 6: Final answer
    x = 18,131.69

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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.