Home / 14,350.85-19,802.67-7,976.42

Finding the Fourth Proportional to 14,350.85, 19,802.67 and 7,976.42

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Solution

The fourth proportional to 14,350.85, 19,802.67 and 7,976.42 is: 11,006.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.85 : 19,802.67 = 7,976.42 : x
  2. Step 2: Convert to fraction form
    14,350.85/19,802.67 = 7,976.42/x
  3. Step 3: Cross multiply
    14,350.85x = 19,802.67 × 7,976.42
  4. Step 4: Simplify right side
    14,350.85x = 157,954,462.55
  5. Step 5: Solve for x
    x = 157,954,462.55/14,350.85
  6. Step 6: Final answer
    x = 11,006.63

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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.