Home / 30,208.56-45,244.32-16,143.84

Finding the Fourth Proportional to 30,208.56, 45,244.32 and 16,143.84

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Solution

The fourth proportional to 30,208.56, 45,244.32 and 16,143.84 is: 24,179.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208.56 : 45,244.32 = 16,143.84 : x
  2. Step 2: Convert to fraction form
    30,208.56/45,244.32 = 16,143.84/x
  3. Step 3: Cross multiply
    30,208.56x = 45,244.32 × 16,143.84
  4. Step 4: Simplify right side
    30,208.56x = 730,417,062.99
  5. Step 5: Solve for x
    x = 730,417,062.99/30,208.56
  6. Step 6: Final answer
    x = 24,179.14

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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.