Home / 19,736.74-29,597.55-10,729

Finding the Fourth Proportional to 19,736.74, 29,597.55 and 10,729

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Solution

The fourth proportional to 19,736.74, 29,597.55 and 10,729 is: 16,089.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,736.74 : 29,597.55 = 10,729 : x
  2. Step 2: Convert to fraction form
    19,736.74/29,597.55 = 10,729/x
  3. Step 3: Cross multiply
    19,736.74x = 29,597.55 × 10,729
  4. Step 4: Simplify right side
    19,736.74x = 317,552,113.95
  5. Step 5: Solve for x
    x = 317,552,113.95/19,736.74
  6. Step 6: Final answer
    x = 16,089.39

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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.