Home / 23,600.64-32,582.88-20,976.48

Finding the Fourth Proportional to 23,600.64, 32,582.88 and 20,976.48

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Solution

The fourth proportional to 23,600.64, 32,582.88 and 20,976.48 is: 28,959.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,600.64 : 32,582.88 = 20,976.48 : x
  2. Step 2: Convert to fraction form
    23,600.64/32,582.88 = 20,976.48/x
  3. Step 3: Cross multiply
    23,600.64x = 32,582.88 × 20,976.48
  4. Step 4: Simplify right side
    23,600.64x = 683,474,130.66
  5. Step 5: Solve for x
    x = 683,474,130.66/23,600.64
  6. Step 6: Final answer
    x = 28,959.98

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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.