Home / 30,266.10-45,399.15-16,269.30

Finding the Fourth Proportional to 30,266.10, 45,399.15 and 16,269.30

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Solution

The fourth proportional to 30,266.10, 45,399.15 and 16,269.30 is: 24,403.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,266.10 : 45,399.15 = 16,269.30 : x
  2. Step 2: Convert to fraction form
    30,266.10/45,399.15 = 16,269.30/x
  3. Step 3: Cross multiply
    30,266.10x = 45,399.15 × 16,269.30
  4. Step 4: Simplify right side
    30,266.10x = 738,612,391.10
  5. Step 5: Solve for x
    x = 738,612,391.10/30,266.10
  6. Step 6: Final answer
    x = 24,403.95

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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.