Home / 30,243.28-45,364.28-16,208.08

Finding the Fourth Proportional to 30,243.28, 45,364.28 and 16,208.08

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Solution

The fourth proportional to 30,243.28, 45,364.28 and 16,208.08 is: 24,311.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,243.28 : 45,364.28 = 16,208.08 : x
  2. Step 2: Convert to fraction form
    30,243.28/45,364.28 = 16,208.08/x
  3. Step 3: Cross multiply
    30,243.28x = 45,364.28 × 16,208.08
  4. Step 4: Simplify right side
    30,243.28x = 735,267,879.38
  5. Step 5: Solve for x
    x = 735,267,879.38/30,243.28
  6. Step 6: Final answer
    x = 24,311.78

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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.