Home / 14,084.56-21,126.03-4,724.20

Finding the Fourth Proportional to 14,084.56, 21,126.03 and 4,724.20

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Solution

The fourth proportional to 14,084.56, 21,126.03 and 4,724.20 is: 7,086.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084.56 : 21,126.03 = 4,724.20 : x
  2. Step 2: Convert to fraction form
    14,084.56/21,126.03 = 4,724.20/x
  3. Step 3: Cross multiply
    14,084.56x = 21,126.03 × 4,724.20
  4. Step 4: Simplify right side
    14,084.56x = 99,803,590.93
  5. Step 5: Solve for x
    x = 99,803,590.93/14,084.56
  6. Step 6: Final answer
    x = 7,086.03

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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.