Home / 14,034.84-19,371.40-8,069.98

Finding the Fourth Proportional to 14,034.84, 19,371.40 and 8,069.98

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Solution

The fourth proportional to 14,034.84, 19,371.40 and 8,069.98 is: 11,138.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,034.84 : 19,371.40 = 8,069.98 : x
  2. Step 2: Convert to fraction form
    14,034.84/19,371.40 = 8,069.98/x
  3. Step 3: Cross multiply
    14,034.84x = 19,371.40 × 8,069.98
  4. Step 4: Simplify right side
    14,034.84x = 156,326,810.57
  5. Step 5: Solve for x
    x = 156,326,810.57/14,034.84
  6. Step 6: Final answer
    x = 11,138.48

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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.