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Finding the Fourth Proportional to 32,571.76, 44,937.06 and 19,819.76

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Solution

The fourth proportional to 32,571.76, 44,937.06 and 19,819.76 is: 27,343.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,571.76 : 44,937.06 = 19,819.76 : x
  2. Step 2: Convert to fraction form
    32,571.76/44,937.06 = 19,819.76/x
  3. Step 3: Cross multiply
    32,571.76x = 44,937.06 × 19,819.76
  4. Step 4: Simplify right side
    32,571.76x = 890,641,744.31
  5. Step 5: Solve for x
    x = 890,641,744.31/32,571.76
  6. Step 6: Final answer
    x = 27,343.99

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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.