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Finding the Fourth Proportional to 32,239, 44,489.98 and 18,819.56

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Solution

The fourth proportional to 32,239, 44,489.98 and 18,819.56 is: 25,971.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,239 : 44,489.98 = 18,819.56 : x
  2. Step 2: Convert to fraction form
    32,239/44,489.98 = 18,819.56/x
  3. Step 3: Cross multiply
    32,239x = 44,489.98 × 18,819.56
  4. Step 4: Simplify right side
    32,239x = 837,281,848.01
  5. Step 5: Solve for x
    x = 837,281,848.01/32,239
  6. Step 6: Final answer
    x = 25,971.09

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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.