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Finding the Fourth Proportional to 32,483.88, 44,814.18 and 21,855.06

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Solution

The fourth proportional to 32,483.88, 44,814.18 and 21,855.06 is: 30,150.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,483.88 : 44,814.18 = 21,855.06 : x
  2. Step 2: Convert to fraction form
    32,483.88/44,814.18 = 21,855.06/x
  3. Step 3: Cross multiply
    32,483.88x = 44,814.18 × 21,855.06
  4. Step 4: Simplify right side
    32,483.88x = 979,416,592.75
  5. Step 5: Solve for x
    x = 979,416,592.75/32,483.88
  6. Step 6: Final answer
    x = 30,150.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.