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Finding the Fourth Proportional to 34,487.55, 51,730.29 and 9,529.11

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Solution

The fourth proportional to 34,487.55, 51,730.29 and 9,529.11 is: 14,293.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,487.55 : 51,730.29 = 9,529.11 : x
  2. Step 2: Convert to fraction form
    34,487.55/51,730.29 = 9,529.11/x
  3. Step 3: Cross multiply
    34,487.55x = 51,730.29 × 9,529.11
  4. Step 4: Simplify right side
    34,487.55x = 492,943,623.74
  5. Step 5: Solve for x
    x = 492,943,623.74/34,487.55
  6. Step 6: Final answer
    x = 14,293.38

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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.