Home / 29,532.32-40,753.05-16,783.80

Finding the Fourth Proportional to 29,532.32, 40,753.05 and 16,783.80

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Solution

The fourth proportional to 29,532.32, 40,753.05 and 16,783.80 is: 23,160.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,532.32 : 40,753.05 = 16,783.80 : x
  2. Step 2: Convert to fraction form
    29,532.32/40,753.05 = 16,783.80/x
  3. Step 3: Cross multiply
    29,532.32x = 40,753.05 × 16,783.80
  4. Step 4: Simplify right side
    29,532.32x = 683,991,040.59
  5. Step 5: Solve for x
    x = 683,991,040.59/29,532.32
  6. Step 6: Final answer
    x = 23,160.76

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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.