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Finding the Fourth Proportional to 29,803.80, 44,705.40 and 12,034.16

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Solution

The fourth proportional to 29,803.80, 44,705.40 and 12,034.16 is: 18,051.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,803.80 : 44,705.40 = 12,034.16 : x
  2. Step 2: Convert to fraction form
    29,803.80/44,705.40 = 12,034.16/x
  3. Step 3: Cross multiply
    29,803.80x = 44,705.40 × 12,034.16
  4. Step 4: Simplify right side
    29,803.80x = 537,991,936.46
  5. Step 5: Solve for x
    x = 537,991,936.46/29,803.80
  6. Step 6: Final answer
    x = 18,051.12

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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.