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Finding the Fourth Proportional to 43,483.42, 65,108.21 and 27,602.48

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Solution

The fourth proportional to 43,483.42, 65,108.21 and 27,602.48 is: 41,329.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,483.42 : 65,108.21 = 27,602.48 : x
  2. Step 2: Convert to fraction form
    43,483.42/65,108.21 = 27,602.48/x
  3. Step 3: Cross multiply
    43,483.42x = 65,108.21 × 27,602.48
  4. Step 4: Simplify right side
    43,483.42x = 1,797,147,948.47
  5. Step 5: Solve for x
    x = 1,797,147,948.47/43,483.42
  6. Step 6: Final answer
    x = 41,329.50

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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.