Home / 14,149.04-21,218.54-4,151.01

Finding the Fourth Proportional to 14,149.04, 21,218.54 and 4,151.01

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Solution

The fourth proportional to 14,149.04, 21,218.54 and 4,151.01 is: 6,225.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,149.04 : 21,218.54 = 4,151.01 : x
  2. Step 2: Convert to fraction form
    14,149.04/21,218.54 = 4,151.01/x
  3. Step 3: Cross multiply
    14,149.04x = 21,218.54 × 4,151.01
  4. Step 4: Simplify right side
    14,149.04x = 88,078,371.73
  5. Step 5: Solve for x
    x = 88,078,371.73/14,149.04
  6. Step 6: Final answer
    x = 6,225.04

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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.