Home / 30,613.85-45,906.91-10,892.92

Finding the Fourth Proportional to 30,613.85, 45,906.91 and 10,892.92

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Solution

The fourth proportional to 30,613.85, 45,906.91 and 10,892.92 is: 16,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,613.85 : 45,906.91 = 10,892.92 : x
  2. Step 2: Convert to fraction form
    30,613.85/45,906.91 = 10,892.92/x
  3. Step 3: Cross multiply
    30,613.85x = 45,906.91 × 10,892.92
  4. Step 4: Simplify right side
    30,613.85x = 500,060,298.08
  5. Step 5: Solve for x
    x = 500,060,298.08/30,613.85
  6. Step 6: Final answer
    x = 16,334.45

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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.