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Finding the Fourth Proportional to 29,970.04, 44,955.02 and 8,082.04

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Solution

The fourth proportional to 29,970.04, 44,955.02 and 8,082.04 is: 12,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,970.04 : 44,955.02 = 8,082.04 : x
  2. Step 2: Convert to fraction form
    29,970.04/44,955.02 = 8,082.04/x
  3. Step 3: Cross multiply
    29,970.04x = 44,955.02 × 8,082.04
  4. Step 4: Simplify right side
    29,970.04x = 363,328,269.84
  5. Step 5: Solve for x
    x = 363,328,269.84/29,970.04
  6. Step 6: Final answer
    x = 12,123.05

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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.