Home / 30,669.12-46,003.68-9,894.24

Finding the Fourth Proportional to 30,669.12, 46,003.68 and 9,894.24

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Solution

The fourth proportional to 30,669.12, 46,003.68 and 9,894.24 is: 14,841.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,669.12 : 46,003.68 = 9,894.24 : x
  2. Step 2: Convert to fraction form
    30,669.12/46,003.68 = 9,894.24/x
  3. Step 3: Cross multiply
    30,669.12x = 46,003.68 × 9,894.24
  4. Step 4: Simplify right side
    30,669.12x = 455,171,450.80
  5. Step 5: Solve for x
    x = 455,171,450.80/30,669.12
  6. Step 6: Final answer
    x = 14,841.36

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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.