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Finding the Fourth Proportional to 29,379.45, 44,064.60 and 9,657.87

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Solution

The fourth proportional to 29,379.45, 44,064.60 and 9,657.87 is: 14,485.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,379.45 : 44,064.60 = 9,657.87 : x
  2. Step 2: Convert to fraction form
    29,379.45/44,064.60 = 9,657.87/x
  3. Step 3: Cross multiply
    29,379.45x = 44,064.60 × 9,657.87
  4. Step 4: Simplify right side
    29,379.45x = 425,570,178.40
  5. Step 5: Solve for x
    x = 425,570,178.40/29,379.45
  6. Step 6: Final answer
    x = 14,485.30

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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.