Home / 29,550.72-40,779.36-16,122.36

Finding the Fourth Proportional to 29,550.72, 40,779.36 and 16,122.36

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Solution

The fourth proportional to 29,550.72, 40,779.36 and 16,122.36 is: 22,248.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,550.72 : 40,779.36 = 16,122.36 : x
  2. Step 2: Convert to fraction form
    29,550.72/40,779.36 = 16,122.36/x
  3. Step 3: Cross multiply
    29,550.72x = 40,779.36 × 16,122.36
  4. Step 4: Simplify right side
    29,550.72x = 657,459,522.49
  5. Step 5: Solve for x
    x = 657,459,522.49/29,550.72
  6. Step 6: Final answer
    x = 22,248.51

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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.