Home / 23,439.47-32,346.48-12,829.16

Finding the Fourth Proportional to 23,439.47, 32,346.48 and 12,829.16

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Solution

The fourth proportional to 23,439.47, 32,346.48 and 12,829.16 is: 17,704.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.47 : 32,346.48 = 12,829.16 : x
  2. Step 2: Convert to fraction form
    23,439.47/32,346.48 = 12,829.16/x
  3. Step 3: Cross multiply
    23,439.47x = 32,346.48 × 12,829.16
  4. Step 4: Simplify right side
    23,439.47x = 414,978,167.36
  5. Step 5: Solve for x
    x = 414,978,167.36/23,439.47
  6. Step 6: Final answer
    x = 17,704.25

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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.