Home / 12,716.89-19,072.58-8,030.63

Finding the Fourth Proportional to 12,716.89, 19,072.58 and 8,030.63

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Solution

The fourth proportional to 12,716.89, 19,072.58 and 8,030.63 is: 12,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,716.89 : 19,072.58 = 8,030.63 : x
  2. Step 2: Convert to fraction form
    12,716.89/19,072.58 = 8,030.63/x
  3. Step 3: Cross multiply
    12,716.89x = 19,072.58 × 8,030.63
  4. Step 4: Simplify right side
    12,716.89x = 153,164,833.13
  5. Step 5: Solve for x
    x = 153,164,833.13/12,716.89
  6. Step 6: Final answer
    x = 12,044.21

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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.