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Finding the Fourth Proportional to 30,833.98, 46,249.95 and 13,059.89

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Solution

The fourth proportional to 30,833.98, 46,249.95 and 13,059.89 is: 19,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,833.98 : 46,249.95 = 13,059.89 : x
  2. Step 2: Convert to fraction form
    30,833.98/46,249.95 = 13,059.89/x
  3. Step 3: Cross multiply
    30,833.98x = 46,249.95 × 13,059.89
  4. Step 4: Simplify right side
    30,833.98x = 604,019,259.51
  5. Step 5: Solve for x
    x = 604,019,259.51/30,833.98
  6. Step 6: Final answer
    x = 19,589.40

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Similar ratio
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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.