Home / 28,997.10-43,495.65-14,234.85

Finding the Fourth Proportional to 28,997.10, 43,495.65 and 14,234.85

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Solution

The fourth proportional to 28,997.10, 43,495.65 and 14,234.85 is: 21,352.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,997.10 : 43,495.65 = 14,234.85 : x
  2. Step 2: Convert to fraction form
    28,997.10/43,495.65 = 14,234.85/x
  3. Step 3: Cross multiply
    28,997.10x = 43,495.65 × 14,234.85
  4. Step 4: Simplify right side
    28,997.10x = 619,154,053.40
  5. Step 5: Solve for x
    x = 619,154,053.40/28,997.10
  6. Step 6: Final answer
    x = 21,352.28

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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.