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Finding the Fourth Proportional to 29,168.53, 43,752.80 and 8,392.03

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Solution

The fourth proportional to 29,168.53, 43,752.80 and 8,392.03 is: 12,588.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,168.53 : 43,752.80 = 8,392.03 : x
  2. Step 2: Convert to fraction form
    29,168.53/43,752.80 = 8,392.03/x
  3. Step 3: Cross multiply
    29,168.53x = 43,752.80 × 8,392.03
  4. Step 4: Simplify right side
    29,168.53x = 367,174,838.65
  5. Step 5: Solve for x
    x = 367,174,838.65/29,168.53
  6. Step 6: Final answer
    x = 12,588.05

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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.