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Finding the Fourth Proportional to 36,609.98, 54,890.36 and 14,411.93

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Solution

The fourth proportional to 36,609.98, 54,890.36 and 14,411.93 is: 21,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,609.98 : 54,890.36 = 14,411.93 : x
  2. Step 2: Convert to fraction form
    36,609.98/54,890.36 = 14,411.93/x
  3. Step 3: Cross multiply
    36,609.98x = 54,890.36 × 14,411.93
  4. Step 4: Simplify right side
    36,609.98x = 791,075,733.53
  5. Step 5: Solve for x
    x = 791,075,733.53/36,609.98
  6. Step 6: Final answer
    x = 21,608.20

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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.