Home / 14,084.15-21,125.55-4,724.30

Finding the Fourth Proportional to 14,084.15, 21,125.55 and 4,724.30

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Solution

The fourth proportional to 14,084.15, 21,125.55 and 4,724.30 is: 7,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084.15 : 21,125.55 = 4,724.30 : x
  2. Step 2: Convert to fraction form
    14,084.15/21,125.55 = 4,724.30/x
  3. Step 3: Cross multiply
    14,084.15x = 21,125.55 × 4,724.30
  4. Step 4: Simplify right side
    14,084.15x = 99,803,435.87
  5. Step 5: Solve for x
    x = 99,803,435.87/14,084.15
  6. Step 6: Final answer
    x = 7,086.22

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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.