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Finding the Fourth Proportional to 36,666.70, 55,000.05 and 29,230.90

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Solution

The fourth proportional to 36,666.70, 55,000.05 and 29,230.90 is: 43,846.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,666.70 : 55,000.05 = 29,230.90 : x
  2. Step 2: Convert to fraction form
    36,666.70/55,000.05 = 29,230.90/x
  3. Step 3: Cross multiply
    36,666.70x = 55,000.05 × 29,230.90
  4. Step 4: Simplify right side
    36,666.70x = 1,607,700,961.55
  5. Step 5: Solve for x
    x = 1,607,700,961.55/36,666.70
  6. Step 6: Final answer
    x = 43,846.35

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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.