Home / 30,909.91-46,364.36-9,849.66

Finding the Fourth Proportional to 30,909.91, 46,364.36 and 9,849.66

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Solution

The fourth proportional to 30,909.91, 46,364.36 and 9,849.66 is: 14,774.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,909.91 : 46,364.36 = 9,849.66 : x
  2. Step 2: Convert to fraction form
    30,909.91/46,364.36 = 9,849.66/x
  3. Step 3: Cross multiply
    30,909.91x = 46,364.36 × 9,849.66
  4. Step 4: Simplify right side
    30,909.91x = 456,673,219.80
  5. Step 5: Solve for x
    x = 456,673,219.80/30,909.91
  6. Step 6: Final answer
    x = 14,774.33

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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.