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Finding the Fourth Proportional to 29,950.20, 44,915.28 and 9,955.08

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Solution

The fourth proportional to 29,950.20, 44,915.28 and 9,955.08 is: 14,929.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,950.20 : 44,915.28 = 9,955.08 : x
  2. Step 2: Convert to fraction form
    29,950.20/44,915.28 = 9,955.08/x
  3. Step 3: Cross multiply
    29,950.20x = 44,915.28 × 9,955.08
  4. Step 4: Simplify right side
    29,950.20x = 447,135,205.62
  5. Step 5: Solve for x
    x = 447,135,205.62/29,950.20
  6. Step 6: Final answer
    x = 14,929.29

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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.