Home / 30,833.34-46,231.28-12,090.92

Finding the Fourth Proportional to 30,833.34, 46,231.28 and 12,090.92

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Solution

The fourth proportional to 30,833.34, 46,231.28 and 12,090.92 is: 18,129.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,833.34 : 46,231.28 = 12,090.92 : x
  2. Step 2: Convert to fraction form
    30,833.34/46,231.28 = 12,090.92/x
  3. Step 3: Cross multiply
    30,833.34x = 46,231.28 × 12,090.92
  4. Step 4: Simplify right side
    30,833.34x = 558,978,707.98
  5. Step 5: Solve for x
    x = 558,978,707.98/30,833.34
  6. Step 6: Final answer
    x = 18,129.04

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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.