Home / 19,602.82-29,462.55-9,221.86

Finding the Fourth Proportional to 19,602.82, 29,462.55 and 9,221.86

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Solution

The fourth proportional to 19,602.82, 29,462.55 and 9,221.86 is: 13,860.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,602.82 : 29,462.55 = 9,221.86 : x
  2. Step 2: Convert to fraction form
    19,602.82/29,462.55 = 9,221.86/x
  3. Step 3: Cross multiply
    19,602.82x = 29,462.55 × 9,221.86
  4. Step 4: Simplify right side
    19,602.82x = 271,699,437.69
  5. Step 5: Solve for x
    x = 271,699,437.69/19,602.82
  6. Step 6: Final answer
    x = 13,860.22

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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.