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Finding the Fourth Proportional to 29,283.96, 43,905.06 and 13,693.08

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Solution

The fourth proportional to 29,283.96, 43,905.06 and 13,693.08 is: 20,529.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,283.96 : 43,905.06 = 13,693.08 : x
  2. Step 2: Convert to fraction form
    29,283.96/43,905.06 = 13,693.08/x
  3. Step 3: Cross multiply
    29,283.96x = 43,905.06 × 13,693.08
  4. Step 4: Simplify right side
    29,283.96x = 601,195,498.98
  5. Step 5: Solve for x
    x = 601,195,498.98/29,283.96
  6. Step 6: Final answer
    x = 20,529.86

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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.