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Finding the Fourth Proportional to 36,605.72, 54,870.87 and 14,410.10

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Solution

The fourth proportional to 36,605.72, 54,870.87 and 14,410.10 is: 21,600.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,605.72 : 54,870.87 = 14,410.10 : x
  2. Step 2: Convert to fraction form
    36,605.72/54,870.87 = 14,410.10/x
  3. Step 3: Cross multiply
    36,605.72x = 54,870.87 × 14,410.10
  4. Step 4: Simplify right side
    36,605.72x = 790,694,723.79
  5. Step 5: Solve for x
    x = 790,694,723.79/36,605.72
  6. Step 6: Final answer
    x = 21,600.31

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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.