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Finding the Fourth Proportional to 21,465.67, 32,202.47 and 6,673.63

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Solution

The fourth proportional to 21,465.67, 32,202.47 and 6,673.63 is: 10,011.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,465.67 : 32,202.47 = 6,673.63 : x
  2. Step 2: Convert to fraction form
    21,465.67/32,202.47 = 6,673.63/x
  3. Step 3: Cross multiply
    21,465.67x = 32,202.47 × 6,673.63
  4. Step 4: Simplify right side
    21,465.67x = 214,907,369.87
  5. Step 5: Solve for x
    x = 214,907,369.87/21,465.67
  6. Step 6: Final answer
    x = 10,011.68

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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.