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Finding the Fourth Proportional to 29,183, 40,272.54 and 18,011.48

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Solution

The fourth proportional to 29,183, 40,272.54 and 18,011.48 is: 24,855.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,183 : 40,272.54 = 18,011.48 : x
  2. Step 2: Convert to fraction form
    29,183/40,272.54 = 18,011.48/x
  3. Step 3: Cross multiply
    29,183x = 40,272.54 × 18,011.48
  4. Step 4: Simplify right side
    29,183x = 725,368,048.76
  5. Step 5: Solve for x
    x = 725,368,048.76/29,183
  6. Step 6: Final answer
    x = 24,855.84

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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.