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Finding the Fourth Proportional to 19,483.98, 29,215.56 and 10,114.56

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Solution

The fourth proportional to 19,483.98, 29,215.56 and 10,114.56 is: 15,166.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,483.98 : 29,215.56 = 10,114.56 : x
  2. Step 2: Convert to fraction form
    19,483.98/29,215.56 = 10,114.56/x
  3. Step 3: Cross multiply
    19,483.98x = 29,215.56 × 10,114.56
  4. Step 4: Simplify right side
    19,483.98x = 295,502,534.55
  5. Step 5: Solve for x
    x = 295,502,534.55/19,483.98
  6. Step 6: Final answer
    x = 15,166.44

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1.5x scale

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.