Home / 14,086.06-21,126.02-4,222.70

Finding the Fourth Proportional to 14,086.06, 21,126.02 and 4,222.70

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Solution

The fourth proportional to 14,086.06, 21,126.02 and 4,222.70 is: 6,333.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,086.06 : 21,126.02 = 4,222.70 : x
  2. Step 2: Convert to fraction form
    14,086.06/21,126.02 = 4,222.70/x
  3. Step 3: Cross multiply
    14,086.06x = 21,126.02 × 4,222.70
  4. Step 4: Simplify right side
    14,086.06x = 89,208,844.65
  5. Step 5: Solve for x
    x = 89,208,844.65/14,086.06
  6. Step 6: Final answer
    x = 6,333.13

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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.