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Finding the Fourth Proportional to 19,336.88, 29,018.28 and 7,024.88

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Solution

The fourth proportional to 19,336.88, 29,018.28 and 7,024.88 is: 10,542.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,336.88 : 29,018.28 = 7,024.88 : x
  2. Step 2: Convert to fraction form
    19,336.88/29,018.28 = 7,024.88/x
  3. Step 3: Cross multiply
    19,336.88x = 29,018.28 × 7,024.88
  4. Step 4: Simplify right side
    19,336.88x = 203,849,789.72
  5. Step 5: Solve for x
    x = 203,849,789.72/19,336.88
  6. Step 6: Final answer
    x = 10,542.02

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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.