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Finding the Fourth Proportional to 63,605.22, 95,410.53 and 21,486.30

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Solution

The fourth proportional to 63,605.22, 95,410.53 and 21,486.30 is: 32,230.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,605.22 : 95,410.53 = 21,486.30 : x
  2. Step 2: Convert to fraction form
    63,605.22/95,410.53 = 21,486.30/x
  3. Step 3: Cross multiply
    63,605.22x = 95,410.53 × 21,486.30
  4. Step 4: Simplify right side
    63,605.22x = 2,050,019,270.74
  5. Step 5: Solve for x
    x = 2,050,019,270.74/63,605.22
  6. Step 6: Final answer
    x = 32,230.36

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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.