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Finding the Fourth Proportional to 29,143.99, 40,225.42 and 17,050.08

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Solution

The fourth proportional to 29,143.99, 40,225.42 and 17,050.08 is: 23,533.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143.99 : 40,225.42 = 17,050.08 : x
  2. Step 2: Convert to fraction form
    29,143.99/40,225.42 = 17,050.08/x
  3. Step 3: Cross multiply
    29,143.99x = 40,225.42 × 17,050.08
  4. Step 4: Simplify right side
    29,143.99x = 685,846,629.03
  5. Step 5: Solve for x
    x = 685,846,629.03/29,143.99
  6. Step 6: Final answer
    x = 23,533.04

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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.