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Finding the Fourth Proportional to 34,421.21, 51,633.08 and 9,463.22

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Solution

The fourth proportional to 34,421.21, 51,633.08 and 9,463.22 is: 14,195.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,421.21 : 51,633.08 = 9,463.22 : x
  2. Step 2: Convert to fraction form
    34,421.21/51,633.08 = 9,463.22/x
  3. Step 3: Cross multiply
    34,421.21x = 51,633.08 × 9,463.22
  4. Step 4: Simplify right side
    34,421.21x = 488,614,960.81
  5. Step 5: Solve for x
    x = 488,614,960.81/34,421.21
  6. Step 6: Final answer
    x = 14,195.17

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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.