Home / 14,452.20-21,670.20-6,130.80

Finding the Fourth Proportional to 14,452.20, 21,670.20 and 6,130.80

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Solution

The fourth proportional to 14,452.20, 21,670.20 and 6,130.80 is: 9,192.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.20 : 21,670.20 = 6,130.80 : x
  2. Step 2: Convert to fraction form
    14,452.20/21,670.20 = 6,130.80/x
  3. Step 3: Cross multiply
    14,452.20x = 21,670.20 × 6,130.80
  4. Step 4: Simplify right side
    14,452.20x = 132,855,662.16
  5. Step 5: Solve for x
    x = 132,855,662.16/14,452.20
  6. Step 6: Final answer
    x = 9,192.76

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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.