Home / 29,221.96-40,337.22-17,289.64

Finding the Fourth Proportional to 29,221.96, 40,337.22 and 17,289.64

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Solution

The fourth proportional to 29,221.96, 40,337.22 and 17,289.64 is: 23,866.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,221.96 : 40,337.22 = 17,289.64 : x
  2. Step 2: Convert to fraction form
    29,221.96/40,337.22 = 17,289.64/x
  3. Step 3: Cross multiply
    29,221.96x = 40,337.22 × 17,289.64
  4. Step 4: Simplify right side
    29,221.96x = 697,416,012.40
  5. Step 5: Solve for x
    x = 697,416,012.40/29,221.96
  6. Step 6: Final answer
    x = 23,866.16

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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.