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Finding the Fourth Proportional to 29,907.47, 44,861.24 and 28,080.63

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Solution

The fourth proportional to 29,907.47, 44,861.24 and 28,080.63 is: 42,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,907.47 : 44,861.24 = 28,080.63 : x
  2. Step 2: Convert to fraction form
    29,907.47/44,861.24 = 28,080.63/x
  3. Step 3: Cross multiply
    29,907.47x = 44,861.24 × 28,080.63
  4. Step 4: Simplify right side
    29,907.47x = 1,259,731,741.38
  5. Step 5: Solve for x
    x = 1,259,731,741.38/29,907.47
  6. Step 6: Final answer
    x = 42,120.98

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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.