Home / 29,640.98-40,904.54-16,212.26

Finding the Fourth Proportional to 29,640.98, 40,904.54 and 16,212.26

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Solution

The fourth proportional to 29,640.98, 40,904.54 and 16,212.26 is: 22,372.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,640.98 : 40,904.54 = 16,212.26 : x
  2. Step 2: Convert to fraction form
    29,640.98/40,904.54 = 16,212.26/x
  3. Step 3: Cross multiply
    29,640.98x = 40,904.54 × 16,212.26
  4. Step 4: Simplify right side
    29,640.98x = 663,155,037.66
  5. Step 5: Solve for x
    x = 663,155,037.66/29,640.98
  6. Step 6: Final answer
    x = 22,372.91

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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.