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Finding the Fourth Proportional to 29,538.81, 44,305.52 and 9,819.63

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Solution

The fourth proportional to 29,538.81, 44,305.52 and 9,819.63 is: 14,728.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,538.81 : 44,305.52 = 9,819.63 : x
  2. Step 2: Convert to fraction form
    29,538.81/44,305.52 = 9,819.63/x
  3. Step 3: Cross multiply
    29,538.81x = 44,305.52 × 9,819.63
  4. Step 4: Simplify right side
    29,538.81x = 435,063,764.26
  5. Step 5: Solve for x
    x = 435,063,764.26/29,538.81
  6. Step 6: Final answer
    x = 14,728.55

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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.