Home / 29,359.56-40,515.30-16,783.68

Finding the Fourth Proportional to 29,359.56, 40,515.30 and 16,783.68

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Solution

The fourth proportional to 29,359.56, 40,515.30 and 16,783.68 is: 23,160.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,359.56 : 40,515.30 = 16,783.68 : x
  2. Step 2: Convert to fraction form
    29,359.56/40,515.30 = 16,783.68/x
  3. Step 3: Cross multiply
    29,359.56x = 40,515.30 × 16,783.68
  4. Step 4: Simplify right side
    29,359.56x = 679,995,830.30
  5. Step 5: Solve for x
    x = 679,995,830.30/29,359.56
  6. Step 6: Final answer
    x = 23,160.97

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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.