Home / 12,073.11-18,114.66-6,519.93

Finding the Fourth Proportional to 12,073.11, 18,114.66 and 6,519.93

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Solution

The fourth proportional to 12,073.11, 18,114.66 and 6,519.93 is: 9,782.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.11 : 18,114.66 = 6,519.93 : x
  2. Step 2: Convert to fraction form
    12,073.11/18,114.66 = 6,519.93/x
  3. Step 3: Cross multiply
    12,073.11x = 18,114.66 × 6,519.93
  4. Step 4: Simplify right side
    12,073.11x = 118,106,315.17
  5. Step 5: Solve for x
    x = 118,106,315.17/12,073.11
  6. Step 6: Final answer
    x = 9,782.59

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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.