Home / 23,783.46-35,672.10-8,990.45

Finding the Fourth Proportional to 23,783.46, 35,672.10 and 8,990.45

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Solution

The fourth proportional to 23,783.46, 35,672.10 and 8,990.45 is: 13,484.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,783.46 : 35,672.10 = 8,990.45 : x
  2. Step 2: Convert to fraction form
    23,783.46/35,672.10 = 8,990.45/x
  3. Step 3: Cross multiply
    23,783.46x = 35,672.10 × 8,990.45
  4. Step 4: Simplify right side
    23,783.46x = 320,708,231.45
  5. Step 5: Solve for x
    x = 320,708,231.45/23,783.46
  6. Step 6: Final answer
    x = 13,484.51

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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.