Home / 30,670.86-46,006.26-9,894.36

Finding the Fourth Proportional to 30,670.86, 46,006.26 and 9,894.36

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Solution

The fourth proportional to 30,670.86, 46,006.26 and 9,894.36 is: 14,841.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,670.86 : 46,006.26 = 9,894.36 : x
  2. Step 2: Convert to fraction form
    30,670.86/46,006.26 = 9,894.36/x
  3. Step 3: Cross multiply
    30,670.86x = 46,006.26 × 9,894.36
  4. Step 4: Simplify right side
    30,670.86x = 455,202,498.69
  5. Step 5: Solve for x
    x = 455,202,498.69/30,670.86
  6. Step 6: Final answer
    x = 14,841.53

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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.