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Finding the Fourth Proportional to 29,235.53, 43,848.74 and 9,513.96

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Solution

The fourth proportional to 29,235.53, 43,848.74 and 9,513.96 is: 14,269.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,235.53 : 43,848.74 = 9,513.96 : x
  2. Step 2: Convert to fraction form
    29,235.53/43,848.74 = 9,513.96/x
  3. Step 3: Cross multiply
    29,235.53x = 43,848.74 × 9,513.96
  4. Step 4: Simplify right side
    29,235.53x = 417,175,017.76
  5. Step 5: Solve for x
    x = 417,175,017.76/29,235.53
  6. Step 6: Final answer
    x = 14,269.45

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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.