Home / 30,838.19-46,260.18-8,651.48

Finding the Fourth Proportional to 30,838.19, 46,260.18 and 8,651.48

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Solution

The fourth proportional to 30,838.19, 46,260.18 and 8,651.48 is: 12,978.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,838.19 : 46,260.18 = 8,651.48 : x
  2. Step 2: Convert to fraction form
    30,838.19/46,260.18 = 8,651.48/x
  3. Step 3: Cross multiply
    30,838.19x = 46,260.18 × 8,651.48
  4. Step 4: Simplify right side
    30,838.19x = 400,218,790.77
  5. Step 5: Solve for x
    x = 400,218,790.77/30,838.19
  6. Step 6: Final answer
    x = 12,978.03

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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.