Home / 23,439.02-32,345.88-12,829.32

Finding the Fourth Proportional to 23,439.02, 32,345.88 and 12,829.32

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Solution

The fourth proportional to 23,439.02, 32,345.88 and 12,829.32 is: 17,704.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.02 : 32,345.88 = 12,829.32 : x
  2. Step 2: Convert to fraction form
    23,439.02/32,345.88 = 12,829.32/x
  3. Step 3: Cross multiply
    23,439.02x = 32,345.88 × 12,829.32
  4. Step 4: Simplify right side
    23,439.02x = 414,975,645.20
  5. Step 5: Solve for x
    x = 414,975,645.20/23,439.02
  6. Step 6: Final answer
    x = 17,704.48

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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.