Home / 14,219.62-21,333.53-4,360.35

Finding the Fourth Proportional to 14,219.62, 21,333.53 and 4,360.35

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Solution

The fourth proportional to 14,219.62, 21,333.53 and 4,360.35 is: 6,541.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,219.62 : 21,333.53 = 4,360.35 : x
  2. Step 2: Convert to fraction form
    14,219.62/21,333.53 = 4,360.35/x
  3. Step 3: Cross multiply
    14,219.62x = 21,333.53 × 4,360.35
  4. Step 4: Simplify right side
    14,219.62x = 93,021,603.91
  5. Step 5: Solve for x
    x = 93,021,603.91/14,219.62
  6. Step 6: Final answer
    x = 6,541.78

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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.