Home / 29,550.56-40,779.72-16,121.82

Finding the Fourth Proportional to 29,550.56, 40,779.72 and 16,121.82

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Solution

The fourth proportional to 29,550.56, 40,779.72 and 16,121.82 is: 22,248.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,550.56 : 40,779.72 = 16,121.82 : x
  2. Step 2: Convert to fraction form
    29,550.56/40,779.72 = 16,121.82/x
  3. Step 3: Cross multiply
    29,550.56x = 40,779.72 × 16,121.82
  4. Step 4: Simplify right side
    29,550.56x = 657,443,305.49
  5. Step 5: Solve for x
    x = 657,443,305.49/29,550.56
  6. Step 6: Final answer
    x = 22,248.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.