Home / 23,539.20-32,485.80-15,567.60

Finding the Fourth Proportional to 23,539.20, 32,485.80 and 15,567.60

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Solution

The fourth proportional to 23,539.20, 32,485.80 and 15,567.60 is: 21,484.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,539.20 : 32,485.80 = 15,567.60 : x
  2. Step 2: Convert to fraction form
    23,539.20/32,485.80 = 15,567.60/x
  3. Step 3: Cross multiply
    23,539.20x = 32,485.80 × 15,567.60
  4. Step 4: Simplify right side
    23,539.20x = 505,725,940.08
  5. Step 5: Solve for x
    x = 505,725,940.08/23,539.20
  6. Step 6: Final answer
    x = 21,484.41

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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.