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Finding the Fourth Proportional to 19,929.03, 29,873.04 and 8,840.94

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Solution

The fourth proportional to 19,929.03, 29,873.04 and 8,840.94 is: 13,252.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,929.03 : 29,873.04 = 8,840.94 : x
  2. Step 2: Convert to fraction form
    19,929.03/29,873.04 = 8,840.94/x
  3. Step 3: Cross multiply
    19,929.03x = 29,873.04 × 8,840.94
  4. Step 4: Simplify right side
    19,929.03x = 264,105,710.05
  5. Step 5: Solve for x
    x = 264,105,710.05/19,929.03
  6. Step 6: Final answer
    x = 13,252.31

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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.