Home / 29,829.64-44,715.30-12,312.04

Finding the Fourth Proportional to 29,829.64, 44,715.30 and 12,312.04

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Solution

The fourth proportional to 29,829.64, 44,715.30 and 12,312.04 is: 18,456.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,829.64 : 44,715.30 = 12,312.04 : x
  2. Step 2: Convert to fraction form
    29,829.64/44,715.30 = 12,312.04/x
  3. Step 3: Cross multiply
    29,829.64x = 44,715.30 × 12,312.04
  4. Step 4: Simplify right side
    29,829.64x = 550,536,562.21
  5. Step 5: Solve for x
    x = 550,536,562.21/29,829.64
  6. Step 6: Final answer
    x = 18,456.02

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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.