Home / 23,728.80-35,582.40-12,632.64

Finding the Fourth Proportional to 23,728.80, 35,582.40 and 12,632.64

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Solution

The fourth proportional to 23,728.80, 35,582.40 and 12,632.64 is: 18,943.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,728.80 : 35,582.40 = 12,632.64 : x
  2. Step 2: Convert to fraction form
    23,728.80/35,582.40 = 12,632.64/x
  3. Step 3: Cross multiply
    23,728.80x = 35,582.40 × 12,632.64
  4. Step 4: Simplify right side
    23,728.80x = 449,499,649.54
  5. Step 5: Solve for x
    x = 449,499,649.54/23,728.80
  6. Step 6: Final answer
    x = 18,943.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.