Home / 23,439.45-32,346.63-12,829.17

Finding the Fourth Proportional to 23,439.45, 32,346.63 and 12,829.17

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Solution

The fourth proportional to 23,439.45, 32,346.63 and 12,829.17 is: 17,704.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.45 : 32,346.63 = 12,829.17 : x
  2. Step 2: Convert to fraction form
    23,439.45/32,346.63 = 12,829.17/x
  3. Step 3: Cross multiply
    23,439.45x = 32,346.63 × 12,829.17
  4. Step 4: Simplify right side
    23,439.45x = 414,980,415.20
  5. Step 5: Solve for x
    x = 414,980,415.20/23,439.45
  6. Step 6: Final answer
    x = 17,704.36

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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.