Home / 16,114.90-24,172.35-4,429.30

Finding the Fourth Proportional to 16,114.90, 24,172.35 and 4,429.30

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Solution

The fourth proportional to 16,114.90, 24,172.35 and 4,429.30 is: 6,643.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,114.90 : 24,172.35 = 4,429.30 : x
  2. Step 2: Convert to fraction form
    16,114.90/24,172.35 = 4,429.30/x
  3. Step 3: Cross multiply
    16,114.90x = 24,172.35 × 4,429.30
  4. Step 4: Simplify right side
    16,114.90x = 107,066,589.86
  5. Step 5: Solve for x
    x = 107,066,589.86/16,114.90
  6. Step 6: Final answer
    x = 6,643.95

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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.