Home / 14,040.63-19,377.09-8,074.17

Finding the Fourth Proportional to 14,040.63, 19,377.09 and 8,074.17

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Solution

The fourth proportional to 14,040.63, 19,377.09 and 8,074.17 is: 11,142.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.63 : 19,377.09 = 8,074.17 : x
  2. Step 2: Convert to fraction form
    14,040.63/19,377.09 = 8,074.17/x
  3. Step 3: Cross multiply
    14,040.63x = 19,377.09 × 8,074.17
  4. Step 4: Simplify right side
    14,040.63x = 156,453,918.77
  5. Step 5: Solve for x
    x = 156,453,918.77/14,040.63
  6. Step 6: Final answer
    x = 11,142.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.