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Finding the Fourth Proportional to 29,662.07, 44,495.08 and 9,940.80

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Solution

The fourth proportional to 29,662.07, 44,495.08 and 9,940.80 is: 14,911.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,662.07 : 44,495.08 = 9,940.80 : x
  2. Step 2: Convert to fraction form
    29,662.07/44,495.08 = 9,940.80/x
  3. Step 3: Cross multiply
    29,662.07x = 44,495.08 × 9,940.80
  4. Step 4: Simplify right side
    29,662.07x = 442,316,666.41
  5. Step 5: Solve for x
    x = 442,316,666.41/29,662.07
  6. Step 6: Final answer
    x = 14,911.86

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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.