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Finding the Fourth Proportional to 29,271.98, 43,912.53 and 9,545.94

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Solution

The fourth proportional to 29,271.98, 43,912.53 and 9,545.94 is: 14,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,271.98 : 43,912.53 = 9,545.94 : x
  2. Step 2: Convert to fraction form
    29,271.98/43,912.53 = 9,545.94/x
  3. Step 3: Cross multiply
    29,271.98x = 43,912.53 × 9,545.94
  4. Step 4: Simplify right side
    29,271.98x = 419,186,376.63
  5. Step 5: Solve for x
    x = 419,186,376.63/29,271.98
  6. Step 6: Final answer
    x = 14,320.40

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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.