Home / 14,179.96-21,273.02-4,320.01

Finding the Fourth Proportional to 14,179.96, 21,273.02 and 4,320.01

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Solution

The fourth proportional to 14,179.96, 21,273.02 and 4,320.01 is: 6,480.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.96 : 21,273.02 = 4,320.01 : x
  2. Step 2: Convert to fraction form
    14,179.96/21,273.02 = 4,320.01/x
  3. Step 3: Cross multiply
    14,179.96x = 21,273.02 × 4,320.01
  4. Step 4: Simplify right side
    14,179.96x = 91,899,614.42
  5. Step 5: Solve for x
    x = 91,899,614.42/14,179.96
  6. Step 6: Final answer
    x = 6,480.95

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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.