Home / 12,033.88-18,053.52-4,242.76

Finding the Fourth Proportional to 12,033.88, 18,053.52 and 4,242.76

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Solution

The fourth proportional to 12,033.88, 18,053.52 and 4,242.76 is: 6,365.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.88 : 18,053.52 = 4,242.76 : x
  2. Step 2: Convert to fraction form
    12,033.88/18,053.52 = 4,242.76/x
  3. Step 3: Cross multiply
    12,033.88x = 18,053.52 × 4,242.76
  4. Step 4: Simplify right side
    12,033.88x = 76,596,752.52
  5. Step 5: Solve for x
    x = 76,596,752.52/12,033.88
  6. Step 6: Final answer
    x = 6,365.09

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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.