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Finding the Fourth Proportional to 29,756.65, 44,613.11 and 14,185.21

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Solution

The fourth proportional to 29,756.65, 44,613.11 and 14,185.21 is: 21,267.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,756.65 : 44,613.11 = 14,185.21 : x
  2. Step 2: Convert to fraction form
    29,756.65/44,613.11 = 14,185.21/x
  3. Step 3: Cross multiply
    29,756.65x = 44,613.11 × 14,185.21
  4. Step 4: Simplify right side
    29,756.65x = 632,846,334.10
  5. Step 5: Solve for x
    x = 632,846,334.10/29,756.65
  6. Step 6: Final answer
    x = 21,267.39

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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.