Home / 14,227.97-19,635.95-10,137.47

Finding the Fourth Proportional to 14,227.97, 19,635.95 and 10,137.47

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Solution

The fourth proportional to 14,227.97, 19,635.95 and 10,137.47 is: 13,990.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.97 : 19,635.95 = 10,137.47 : x
  2. Step 2: Convert to fraction form
    14,227.97/19,635.95 = 10,137.47/x
  3. Step 3: Cross multiply
    14,227.97x = 19,635.95 × 10,137.47
  4. Step 4: Simplify right side
    14,227.97x = 199,058,781.21
  5. Step 5: Solve for x
    x = 199,058,781.21/14,227.97
  6. Step 6: Final answer
    x = 13,990.67

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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.